20000051376

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{2857}}^1$

素因数の和:3051

約数の個数: 160

約数和(自身を含む): 55115043840

約数和(自身を除く): 35114992464

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 47, 48, 58, 87, 94, 107, 116, 141, 174, 188, 214, 232, 282, 321, 348, 376, 428, 464, 564, 642, 696, 752, 856, 1128, 1284, 1363, 1392, 1712, 2256, 2568, 2726, 2857, 3103, 4089, 5029, 5136, 5452, 5714, 6206, 8178, 8571, 9309, 10058, 10904, 11428, 12412, 15087, 16356, 17142, 18618, 20116, 21808, 22856, 24824, 30174, 32712, 34284, 37236, 40232, 45712, 49648, 60348, 65424, 68568, 74472, 80464, 82853, 120696, 134279, 137136, 145841, 148944, 165706, 241392, 248559, 268558, 291682, 305699, 331412, 402837, 437523, 497118, 537116, 583364, 611398, 662824, 805674, 875046, 917097, 994236, 1074232, 1166728, 1222796, 1325648, 1611348, 1750092, 1834194, 1988472, 2148464, 2333456, 2445592, 3222696, 3500184, 3668388, 3894091, 3976944, 4891184, 6445392, 7000368, 7336776, 7788182, 8865271, 11682273, 14367853, 14673552, 15576364, 17730542, 23364546, 26595813, 28735706, 31152728, 35461084, 43103559, 46729092, 53191626, 57471412, 62305456, 70922168, 86207118, 93458184, 106383252, 114942824, 141844336, 172414236, 186916368, 212766504, 229885648, 344828472, 416667737, 425533008, 689656944, 833335474, 1250003211, 1666670948, 2500006422, 3333341896, 5000012844, 6666683792, 10000025688, 20000051376]

約数ペア:

[(1, 20000051376), (2, 10000025688), (3, 6666683792), (4, 5000012844), (6, 3333341896), (8, 2500006422), (12, 1666670948), (16, 1250003211), (24, 833335474), (29, 689656944), (47, 425533008), (48, 416667737), (58, 344828472), (87, 229885648), (94, 212766504), (107, 186916368), (116, 172414236), (141, 141844336), (174, 114942824), (188, 106383252), (214, 93458184), (232, 86207118), (282, 70922168), (321, 62305456), (348, 57471412), (376, 53191626), (428, 46729092), (464, 43103559), (564, 35461084), (642, 31152728), (696, 28735706), (752, 26595813), (856, 23364546), (1128, 17730542), (1284, 15576364), (1363, 14673552), (1392, 14367853), (1712, 11682273), (2256, 8865271), (2568, 7788182), (2726, 7336776), (2857, 7000368), (3103, 6445392), (4089, 4891184), (5029, 3976944), (5136, 3894091), (5452, 3668388), (5714, 3500184), (6206, 3222696), (8178, 2445592), (8571, 2333456), (9309, 2148464), (10058, 1988472), (10904, 1834194), (11428, 1750092), (12412, 1611348), (15087, 1325648), (16356, 1222796), (17142, 1166728), (18618, 1074232), (20116, 994236), (21808, 917097), (22856, 875046), (24824, 805674), (30174, 662824), (32712, 611398), (34284, 583364), (37236, 537116), (40232, 497118), (45712, 437523), (49648, 402837), (60348, 331412), (65424, 305699), (68568, 291682), (74472, 268558), (80464, 248559), (82853, 241392), (120696, 165706), (134279, 148944), (137136, 145841)]