200895920

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{313}}^1$

素因数の和:510

約数の個数: 80

約数和(自身を含む): 479380032

約数和(自身を除く): 278484112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 113, 142, 226, 284, 313, 355, 452, 565, 568, 626, 710, 904, 1130, 1136, 1252, 1420, 1565, 1808, 2260, 2504, 2840, 3130, 4520, 5008, 5680, 6260, 8023, 9040, 12520, 16046, 22223, 25040, 32092, 35369, 40115, 44446, 64184, 70738, 80230, 88892, 111115, 128368, 141476, 160460, 176845, 177784, 222230, 282952, 320920, 353690, 355568, 444460, 565904, 641840, 707380, 888920, 1414760, 1777840, 2511199, 2829520, 5022398, 10044796, 12555995, 20089592, 25111990, 40179184, 50223980, 100447960, 200895920]

約数ペア:

[(1, 200895920), (2, 100447960), (4, 50223980), (5, 40179184), (8, 25111990), (10, 20089592), (16, 12555995), (20, 10044796), (40, 5022398), (71, 2829520), (80, 2511199), (113, 1777840), (142, 1414760), (226, 888920), (284, 707380), (313, 641840), (355, 565904), (452, 444460), (565, 355568), (568, 353690), (626, 320920), (710, 282952), (904, 222230), (1130, 177784), (1136, 176845), (1252, 160460), (1420, 141476), (1565, 128368), (1808, 111115), (2260, 88892), (2504, 80230), (2840, 70738), (3130, 64184), (4520, 44446), (5008, 40115), (5680, 35369), (6260, 32092), (8023, 25040), (9040, 22223), (12520, 16046)]