25258581760

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{33503}}^1$

素因数の和:33574

約数の個数: 144

約数和(自身を含む): 65742888960

約数和(自身を除く): 40484307200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 128, 152, 155, 160, 190, 248, 256, 304, 310, 320, 380, 496, 589, 608, 620, 640, 760, 992, 1178, 1216, 1240, 1280, 1520, 1984, 2356, 2432, 2480, 2945, 3040, 3968, 4712, 4864, 4960, 5890, 6080, 7936, 9424, 9920, 11780, 12160, 18848, 19840, 23560, 24320, 33503, 37696, 39680, 47120, 67006, 75392, 94240, 134012, 150784, 167515, 188480, 268024, 335030, 376960, 536048, 636557, 670060, 753920, 1038593, 1072096, 1273114, 1340120, 2077186, 2144192, 2546228, 2680240, 3182785, 4154372, 4288384, 5092456, 5192965, 5360480, 6365570, 8308744, 8576768, 10184912, 10385930, 10720960, 12731140, 16617488, 19733267, 20369824, 20771860, 21441920, 25462280, 33234976, 39466534, 40739648, 41543720, 42883840, 50924560, 66469952, 78933068, 81479296, 83087440, 98666335, 101849120, 132939904, 157866136, 162958592, 166174880, 197332670, 203698240, 265879808, 315732272, 332349760, 394665340, 407396480, 631464544, 664699520, 789330680, 814792960, 1262929088, 1329399040, 1578661360, 2525858176, 3157322720, 5051716352, 6314645440, 12629290880, 25258581760]

約数ペア:

[(1, 25258581760), (2, 12629290880), (4, 6314645440), (5, 5051716352), (8, 3157322720), (10, 2525858176), (16, 1578661360), (19, 1329399040), (20, 1262929088), (31, 814792960), (32, 789330680), (38, 664699520), (40, 631464544), (62, 407396480), (64, 394665340), (76, 332349760), (80, 315732272), (95, 265879808), (124, 203698240), (128, 197332670), (152, 166174880), (155, 162958592), (160, 157866136), (190, 132939904), (248, 101849120), (256, 98666335), (304, 83087440), (310, 81479296), (320, 78933068), (380, 66469952), (496, 50924560), (589, 42883840), (608, 41543720), (620, 40739648), (640, 39466534), (760, 33234976), (992, 25462280), (1178, 21441920), (1216, 20771860), (1240, 20369824), (1280, 19733267), (1520, 16617488), (1984, 12731140), (2356, 10720960), (2432, 10385930), (2480, 10184912), (2945, 8576768), (3040, 8308744), (3968, 6365570), (4712, 5360480), (4864, 5192965), (4960, 5092456), (5890, 4288384), (6080, 4154372), (7936, 3182785), (9424, 2680240), (9920, 2546228), (11780, 2144192), (12160, 2077186), (18848, 1340120), (19840, 1273114), (23560, 1072096), (24320, 1038593), (33503, 753920), (37696, 670060), (39680, 636557), (47120, 536048), (67006, 376960), (75392, 335030), (94240, 268024), (134012, 188480), (150784, 167515)]