2651515490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1\times {\mathrm{1031}}^1$

素因数の和:1395

約数の個数: 64

約数和(自身を含む): 5234568192

約数和(自身を除く): 2583052702

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 271, 365, 542, 730, 949, 1031, 1355, 1898, 2062, 2710, 3523, 4745, 5155, 7046, 9490, 10310, 13403, 17615, 19783, 26806, 35230, 39566, 67015, 75263, 98915, 134030, 150526, 197830, 257179, 279401, 376315, 514358, 558802, 752630, 978419, 1285895, 1397005, 1956838, 2571790, 2794010, 3632213, 4892095, 7264426, 9784190, 18161065, 20396273, 36322130, 40792546, 101981365, 203962730, 265151549, 530303098, 1325757745, 2651515490]

約数ペア:

[(1, 2651515490), (2, 1325757745), (5, 530303098), (10, 265151549), (13, 203962730), (26, 101981365), (65, 40792546), (73, 36322130), (130, 20396273), (146, 18161065), (271, 9784190), (365, 7264426), (542, 4892095), (730, 3632213), (949, 2794010), (1031, 2571790), (1355, 1956838), (1898, 1397005), (2062, 1285895), (2710, 978419), (3523, 752630), (4745, 558802), (5155, 514358), (7046, 376315), (9490, 279401), (10310, 257179), (13403, 197830), (17615, 150526), (19783, 134030), (26806, 98915), (35230, 75263), (39566, 67015)]