25888980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33191}}^1$

素因数の和:33216

約数の個数: 48

約数和(自身を含む): 78067584

約数和(自身を除く): 52178604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 33191, 66382, 99573, 132764, 165955, 199146, 331910, 398292, 431483, 497865, 663820, 862966, 995730, 1294449, 1725932, 1991460, 2157415, 2588898, 4314830, 5177796, 6472245, 8629660, 12944490, 25888980]

約数ペア:

[(1, 25888980), (2, 12944490), (3, 8629660), (4, 6472245), (5, 5177796), (6, 4314830), (10, 2588898), (12, 2157415), (13, 1991460), (15, 1725932), (20, 1294449), (26, 995730), (30, 862966), (39, 663820), (52, 497865), (60, 431483), (65, 398292), (78, 331910), (130, 199146), (156, 165955), (195, 132764), (260, 99573), (390, 66382), (780, 33191)]