164906300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{126851}}^1$

素因数の和:126878

約数の個数: 36

約数和(自身を含む): 385376376

約数和(自身を除く): 220470076

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 126851, 253702, 507404, 634255, 1268510, 1649063, 2537020, 3171275, 3298126, 6342550, 6596252, 8245315, 12685100, 16490630, 32981260, 41226575, 82453150, 164906300]

約数ペア:

[(1, 164906300), (2, 82453150), (4, 41226575), (5, 32981260), (10, 16490630), (13, 12685100), (20, 8245315), (25, 6596252), (26, 6342550), (50, 3298126), (52, 3171275), (65, 2537020), (100, 1649063), (130, 1268510), (260, 634255), (325, 507404), (650, 253702), (1300, 126851)]