100118900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{911}}^1$

素因数の和:1089

約数の個数: 72

約数和(自身を含む): 250150656

約数和(自身を除く): 150031756

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 157, 175, 314, 350, 628, 700, 785, 911, 1099, 1570, 1822, 2198, 3140, 3644, 3925, 4396, 4555, 5495, 6377, 7850, 9110, 10990, 12754, 15700, 18220, 21980, 22775, 25508, 27475, 31885, 45550, 54950, 63770, 91100, 109900, 127540, 143027, 159425, 286054, 318850, 572108, 637700, 715135, 1001189, 1430270, 2002378, 2860540, 3575675, 4004756, 5005945, 7151350, 10011890, 14302700, 20023780, 25029725, 50059450, 100118900]

約数ペア:

[(1, 100118900), (2, 50059450), (4, 25029725), (5, 20023780), (7, 14302700), (10, 10011890), (14, 7151350), (20, 5005945), (25, 4004756), (28, 3575675), (35, 2860540), (50, 2002378), (70, 1430270), (100, 1001189), (140, 715135), (157, 637700), (175, 572108), (314, 318850), (350, 286054), (628, 159425), (700, 143027), (785, 127540), (911, 109900), (1099, 91100), (1570, 63770), (1822, 54950), (2198, 45550), (3140, 31885), (3644, 27475), (3925, 25508), (4396, 22775), (4555, 21980), (5495, 18220), (6377, 15700), (7850, 12754), (9110, 10990)]