1569641840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{811}}^1\times {\mathrm{1861}}^1$

素因数の和:2698

約数の個数: 80

約数和(自身を含む): 3937102176

約数和(自身を除く): 2367460336

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 811, 1040, 1622, 1861, 3244, 3722, 4055, 6488, 7444, 8110, 9305, 10543, 12976, 14888, 16220, 18610, 21086, 24193, 29776, 32440, 37220, 42172, 48386, 52715, 64880, 74440, 84344, 96772, 105430, 120965, 148880, 168688, 193544, 210860, 241930, 387088, 421720, 483860, 843440, 967720, 1509271, 1935440, 3018542, 6037084, 7546355, 12074168, 15092710, 19620523, 24148336, 30185420, 39241046, 60370840, 78482092, 98102615, 120741680, 156964184, 196205230, 313928368, 392410460, 784820920, 1569641840]

約数ペア:

[(1, 1569641840), (2, 784820920), (4, 392410460), (5, 313928368), (8, 196205230), (10, 156964184), (13, 120741680), (16, 98102615), (20, 78482092), (26, 60370840), (40, 39241046), (52, 30185420), (65, 24148336), (80, 19620523), (104, 15092710), (130, 12074168), (208, 7546355), (260, 6037084), (520, 3018542), (811, 1935440), (1040, 1509271), (1622, 967720), (1861, 843440), (3244, 483860), (3722, 421720), (4055, 387088), (6488, 241930), (7444, 210860), (8110, 193544), (9305, 168688), (10543, 148880), (12976, 120965), (14888, 105430), (16220, 96772), (18610, 84344), (21086, 74440), (24193, 64880), (29776, 52715), (32440, 48386), (37220, 42172)]