1284649600

素因数分解:

$2^7\times 5^2\times {\mathrm{13}}^1\times {\mathrm{30881}}^1$

素因数の和:30918

約数の個数: 96

約数和(自身を含む): 3417710940

約数和(自身を除く): 2133061340

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 260, 320, 325, 400, 416, 520, 640, 650, 800, 832, 1040, 1300, 1600, 1664, 2080, 2600, 3200, 4160, 5200, 8320, 10400, 20800, 30881, 41600, 61762, 123524, 154405, 247048, 308810, 401453, 494096, 617620, 772025, 802906, 988192, 1235240, 1544050, 1605812, 1976384, 2007265, 2470480, 3088100, 3211624, 3952768, 4014530, 4940960, 6176200, 6423248, 8029060, 9881920, 10036325, 12352400, 12846496, 16058120, 19763840, 20072650, 24704800, 25692992, 32116240, 40145300, 49409600, 51385984, 64232480, 80290600, 98819200, 128464960, 160581200, 256929920, 321162400, 642324800, 1284649600]

約数ペア:

[(1, 1284649600), (2, 642324800), (4, 321162400), (5, 256929920), (8, 160581200), (10, 128464960), (13, 98819200), (16, 80290600), (20, 64232480), (25, 51385984), (26, 49409600), (32, 40145300), (40, 32116240), (50, 25692992), (52, 24704800), (64, 20072650), (65, 19763840), (80, 16058120), (100, 12846496), (104, 12352400), (128, 10036325), (130, 9881920), (160, 8029060), (200, 6423248), (208, 6176200), (260, 4940960), (320, 4014530), (325, 3952768), (400, 3211624), (416, 3088100), (520, 2470480), (640, 2007265), (650, 1976384), (800, 1605812), (832, 1544050), (1040, 1235240), (1300, 988192), (1600, 802906), (1664, 772025), (2080, 617620), (2600, 494096), (3200, 401453), (4160, 308810), (5200, 247048), (8320, 154405), (10400, 123524), (20800, 61762), (30881, 41600)]