87261280

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:360

約数の個数: 96

約数和(自身を含む): 216615168

約数和(自身を除く): 129353888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 73, 80, 124, 146, 155, 160, 241, 248, 292, 310, 365, 482, 496, 584, 620, 730, 964, 992, 1168, 1205, 1240, 1460, 1928, 2263, 2336, 2410, 2480, 2920, 3856, 4526, 4820, 4960, 5840, 7471, 7712, 9052, 9640, 11315, 11680, 14942, 17593, 18104, 19280, 22630, 29884, 35186, 36208, 37355, 38560, 45260, 59768, 70372, 72416, 74710, 87965, 90520, 119536, 140744, 149420, 175930, 181040, 239072, 281488, 298840, 351860, 362080, 545383, 562976, 597680, 703720, 1090766, 1195360, 1407440, 2181532, 2726915, 2814880, 4363064, 5453830, 8726128, 10907660, 17452256, 21815320, 43630640, 87261280]

約数ペア:

[(1, 87261280), (2, 43630640), (4, 21815320), (5, 17452256), (8, 10907660), (10, 8726128), (16, 5453830), (20, 4363064), (31, 2814880), (32, 2726915), (40, 2181532), (62, 1407440), (73, 1195360), (80, 1090766), (124, 703720), (146, 597680), (155, 562976), (160, 545383), (241, 362080), (248, 351860), (292, 298840), (310, 281488), (365, 239072), (482, 181040), (496, 175930), (584, 149420), (620, 140744), (730, 119536), (964, 90520), (992, 87965), (1168, 74710), (1205, 72416), (1240, 70372), (1460, 59768), (1928, 45260), (2263, 38560), (2336, 37355), (2410, 36208), (2480, 35186), (2920, 29884), (3856, 22630), (4526, 19280), (4820, 18104), (4960, 17593), (5840, 14942), (7471, 11680), (7712, 11315), (9052, 9640)]