201967760

素因数分解:

$2^4\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{1607}}^1$

素因数の和:3191

約数の個数: 40

約数和(自身を含む): 470166336

約数和(自身を除く): 268198576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1571, 1607, 3142, 3214, 6284, 6428, 7855, 8035, 12568, 12856, 15710, 16070, 25136, 25712, 31420, 32140, 62840, 64280, 125680, 128560, 2524597, 5049194, 10098388, 12622985, 20196776, 25245970, 40393552, 50491940, 100983880, 201967760]

約数ペア:

[(1, 201967760), (2, 100983880), (4, 50491940), (5, 40393552), (8, 25245970), (10, 20196776), (16, 12622985), (20, 10098388), (40, 5049194), (80, 2524597), (1571, 128560), (1607, 125680), (3142, 64280), (3214, 62840), (6284, 32140), (6428, 31420), (7855, 25712), (8035, 25136), (12568, 16070), (12856, 15710)]