25555920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8191}}^1$

素因数の和:8220

約数の個数: 80

約数和(自身を含む): 85327872

約数和(自身を除く): 59771952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 8191, 16382, 24573, 32764, 40955, 49146, 65528, 81910, 98292, 106483, 122865, 131056, 163820, 196584, 212966, 245730, 319449, 327640, 393168, 425932, 491460, 532415, 638898, 655280, 851864, 982920, 1064830, 1277796, 1597245, 1703728, 1965840, 2129660, 2555592, 3194490, 4259320, 5111184, 6388980, 8518640, 12777960, 25555920]

約数ペア:

[(1, 25555920), (2, 12777960), (3, 8518640), (4, 6388980), (5, 5111184), (6, 4259320), (8, 3194490), (10, 2555592), (12, 2129660), (13, 1965840), (15, 1703728), (16, 1597245), (20, 1277796), (24, 1064830), (26, 982920), (30, 851864), (39, 655280), (40, 638898), (48, 532415), (52, 491460), (60, 425932), (65, 393168), (78, 327640), (80, 319449), (104, 245730), (120, 212966), (130, 196584), (156, 163820), (195, 131056), (208, 122865), (240, 106483), (260, 98292), (312, 81910), (390, 65528), (520, 49146), (624, 40955), (780, 32764), (1040, 24573), (1560, 16382), (3120, 8191)]