803969920

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1361}}^1$

素因数の和:1464

約数の個数: 128

約数和(自身を含む): 2100530880

約数和(自身を除く): 1296560960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 71, 80, 104, 128, 130, 142, 160, 208, 260, 284, 320, 355, 416, 520, 568, 640, 710, 832, 923, 1040, 1136, 1361, 1420, 1664, 1846, 2080, 2272, 2722, 2840, 3692, 4160, 4544, 4615, 5444, 5680, 6805, 7384, 8320, 9088, 9230, 10888, 11360, 13610, 14768, 17693, 18460, 21776, 22720, 27220, 29536, 35386, 36920, 43552, 45440, 54440, 59072, 70772, 73840, 87104, 88465, 96631, 108880, 118144, 141544, 147680, 174208, 176930, 193262, 217760, 283088, 295360, 353860, 386524, 435520, 483155, 566176, 590720, 707720, 773048, 871040, 966310, 1132352, 1256203, 1415440, 1546096, 1932620, 2264704, 2512406, 2830880, 3092192, 3865240, 5024812, 5661760, 6184384, 6281015, 7730480, 10049624, 11323520, 12368768, 12562030, 15460960, 20099248, 25124060, 30921920, 40198496, 50248120, 61843840, 80396992, 100496240, 160793984, 200992480, 401984960, 803969920]

約数ペア:

[(1, 803969920), (2, 401984960), (4, 200992480), (5, 160793984), (8, 100496240), (10, 80396992), (13, 61843840), (16, 50248120), (20, 40198496), (26, 30921920), (32, 25124060), (40, 20099248), (52, 15460960), (64, 12562030), (65, 12368768), (71, 11323520), (80, 10049624), (104, 7730480), (128, 6281015), (130, 6184384), (142, 5661760), (160, 5024812), (208, 3865240), (260, 3092192), (284, 2830880), (320, 2512406), (355, 2264704), (416, 1932620), (520, 1546096), (568, 1415440), (640, 1256203), (710, 1132352), (832, 966310), (923, 871040), (1040, 773048), (1136, 707720), (1361, 590720), (1420, 566176), (1664, 483155), (1846, 435520), (2080, 386524), (2272, 353860), (2722, 295360), (2840, 283088), (3692, 217760), (4160, 193262), (4544, 176930), (4615, 174208), (5444, 147680), (5680, 141544), (6805, 118144), (7384, 108880), (8320, 96631), (9088, 88465), (9230, 87104), (10888, 73840), (11360, 70772), (13610, 59072), (14768, 54440), (17693, 45440), (18460, 43552), (21776, 36920), (22720, 35386), (27220, 29536)]