178057100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4723}}^1$

素因数の和:4779

約数の個数: 72

約数和(自身を含む): 430545360

約数和(自身を除く): 252488260

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 29, 50, 52, 58, 65, 100, 116, 130, 145, 260, 290, 325, 377, 580, 650, 725, 754, 1300, 1450, 1508, 1885, 2900, 3770, 4723, 7540, 9425, 9446, 18850, 18892, 23615, 37700, 47230, 61399, 94460, 118075, 122798, 136967, 236150, 245596, 273934, 306995, 472300, 547868, 613990, 684835, 1227980, 1369670, 1534975, 1780571, 2739340, 3069950, 3424175, 3561142, 6139900, 6848350, 7122284, 8902855, 13696700, 17805710, 35611420, 44514275, 89028550, 178057100]

約数ペア:

[(1, 178057100), (2, 89028550), (4, 44514275), (5, 35611420), (10, 17805710), (13, 13696700), (20, 8902855), (25, 7122284), (26, 6848350), (29, 6139900), (50, 3561142), (52, 3424175), (58, 3069950), (65, 2739340), (100, 1780571), (116, 1534975), (130, 1369670), (145, 1227980), (260, 684835), (290, 613990), (325, 547868), (377, 472300), (580, 306995), (650, 273934), (725, 245596), (754, 236150), (1300, 136967), (1450, 122798), (1508, 118075), (1885, 94460), (2900, 61399), (3770, 47230), (4723, 37700), (7540, 23615), (9425, 18892), (9446, 18850)]