64631300

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{9103}}^1$

素因数の和:9188

約数の個数: 36

約数和(自身を含む): 142240896

約数和(自身を除く): 77609596

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 710, 1420, 1775, 3550, 7100, 9103, 18206, 36412, 45515, 91030, 182060, 227575, 455150, 646313, 910300, 1292626, 2585252, 3231565, 6463130, 12926260, 16157825, 32315650, 64631300]

約数ペア:

[(1, 64631300), (2, 32315650), (4, 16157825), (5, 12926260), (10, 6463130), (20, 3231565), (25, 2585252), (50, 1292626), (71, 910300), (100, 646313), (142, 455150), (284, 227575), (355, 182060), (710, 91030), (1420, 45515), (1775, 36412), (3550, 18206), (7100, 9103)]