1802331700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{991}}^1\times {\mathrm{1399}}^1$

素因数の和:2417

約数の個数: 72

約数和(自身を含む): 4219174400

約数和(自身を除く): 2416842700

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 991, 1300, 1399, 1982, 2798, 3964, 4955, 5596, 6995, 9910, 12883, 13990, 18187, 19820, 24775, 25766, 27980, 34975, 36374, 49550, 51532, 64415, 69950, 72748, 90935, 99100, 128830, 139900, 181870, 257660, 322075, 363740, 454675, 644150, 909350, 1288300, 1386409, 1818700, 2772818, 5545636, 6932045, 13864090, 18023317, 27728180, 34660225, 36046634, 69320450, 72093268, 90116585, 138640900, 180233170, 360466340, 450582925, 901165850, 1802331700]

約数ペア:

[(1, 1802331700), (2, 901165850), (4, 450582925), (5, 360466340), (10, 180233170), (13, 138640900), (20, 90116585), (25, 72093268), (26, 69320450), (50, 36046634), (52, 34660225), (65, 27728180), (100, 18023317), (130, 13864090), (260, 6932045), (325, 5545636), (650, 2772818), (991, 1818700), (1300, 1386409), (1399, 1288300), (1982, 909350), (2798, 644150), (3964, 454675), (4955, 363740), (5596, 322075), (6995, 257660), (9910, 181870), (12883, 139900), (13990, 128830), (18187, 99100), (19820, 90935), (24775, 72748), (25766, 69950), (27980, 64415), (34975, 51532), (36374, 49550)]