18188300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{823}}^1$

素因数の和:867

約数の個数: 72

約数和(自身を含む): 45059616

約数和(自身を除く): 26871316

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 425, 442, 650, 823, 850, 884, 1105, 1300, 1646, 1700, 2210, 3292, 4115, 4420, 5525, 8230, 10699, 11050, 13991, 16460, 20575, 21398, 22100, 27982, 41150, 42796, 53495, 55964, 69955, 82300, 106990, 139910, 181883, 213980, 267475, 279820, 349775, 363766, 534950, 699550, 727532, 909415, 1069900, 1399100, 1818830, 3637660, 4547075, 9094150, 18188300]

約数ペア:

[(1, 18188300), (2, 9094150), (4, 4547075), (5, 3637660), (10, 1818830), (13, 1399100), (17, 1069900), (20, 909415), (25, 727532), (26, 699550), (34, 534950), (50, 363766), (52, 349775), (65, 279820), (68, 267475), (85, 213980), (100, 181883), (130, 139910), (170, 106990), (221, 82300), (260, 69955), (325, 55964), (340, 53495), (425, 42796), (442, 41150), (650, 27982), (823, 22100), (850, 21398), (884, 20575), (1105, 16460), (1300, 13991), (1646, 11050), (1700, 10699), (2210, 8230), (3292, 5525), (4115, 4420)]