1567280625

素因数分解:

$3^1\times 5^4\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:348

約数の個数: 80

約数和(自身を含む): 2705433984

約数和(自身を除く): 1138153359

約数列:

[1, 3, 5, 15, 25, 61, 71, 75, 125, 183, 193, 213, 305, 355, 375, 579, 625, 915, 965, 1065, 1525, 1775, 1875, 2895, 4331, 4575, 4825, 5325, 7625, 8875, 11773, 12993, 13703, 14475, 21655, 22875, 24125, 26625, 35319, 38125, 41109, 44375, 58865, 64965, 68515, 72375, 108275, 114375, 120625, 133125, 176595, 205545, 294325, 324825, 342575, 361875, 541375, 835883, 882975, 1027725, 1471625, 1624125, 1712875, 2507649, 2706875, 4179415, 4414875, 5138625, 7358125, 8120625, 8564375, 12538245, 20897075, 22074375, 25693125, 62691225, 104485375, 313456125, 522426875, 1567280625]

約数ペア:

[(1, 1567280625), (3, 522426875), (5, 313456125), (15, 104485375), (25, 62691225), (61, 25693125), (71, 22074375), (75, 20897075), (125, 12538245), (183, 8564375), (193, 8120625), (213, 7358125), (305, 5138625), (355, 4414875), (375, 4179415), (579, 2706875), (625, 2507649), (915, 1712875), (965, 1624125), (1065, 1471625), (1525, 1027725), (1775, 882975), (1875, 835883), (2895, 541375), (4331, 361875), (4575, 342575), (4825, 324825), (5325, 294325), (7625, 205545), (8875, 176595), (11773, 133125), (12993, 120625), (13703, 114375), (14475, 108275), (21655, 72375), (22875, 68515), (24125, 64965), (26625, 58865), (35319, 44375), (38125, 41109)]