64562209900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{313561}}^1$

素因数の和:313675

約数の個数: 72

約数和(自身を含む): 146972780640

約数和(自身を除く): 82410570740

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 71, 100, 116, 142, 145, 284, 290, 355, 580, 710, 725, 1420, 1450, 1775, 2059, 2900, 3550, 4118, 7100, 8236, 10295, 20590, 41180, 51475, 102950, 205900, 313561, 627122, 1254244, 1567805, 3135610, 6271220, 7839025, 9093269, 15678050, 18186538, 22262831, 31356100, 36373076, 44525662, 45466345, 89051324, 90932690, 111314155, 181865380, 222628310, 227331725, 445256620, 454663450, 556570775, 645622099, 909326900, 1113141550, 1291244198, 2226283100, 2582488396, 3228110495, 6456220990, 12912441980, 16140552475, 32281104950, 64562209900]

約数ペア:

[(1, 64562209900), (2, 32281104950), (4, 16140552475), (5, 12912441980), (10, 6456220990), (20, 3228110495), (25, 2582488396), (29, 2226283100), (50, 1291244198), (58, 1113141550), (71, 909326900), (100, 645622099), (116, 556570775), (142, 454663450), (145, 445256620), (284, 227331725), (290, 222628310), (355, 181865380), (580, 111314155), (710, 90932690), (725, 89051324), (1420, 45466345), (1450, 44525662), (1775, 36373076), (2059, 31356100), (2900, 22262831), (3550, 18186538), (4118, 15678050), (7100, 9093269), (8236, 7839025), (10295, 6271220), (20590, 3135610), (41180, 1567805), (51475, 1254244), (102950, 627122), (205900, 313561)]