680615650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{95191}}^1$

素因数の和:95227

約数の個数: 48

約数和(自身を含む): 1487279808

約数和(自身を除く): 806664158

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 3575, 7150, 95191, 190382, 475955, 951910, 1047101, 1237483, 2094202, 2379775, 2474966, 4759550, 5235505, 6187415, 10471010, 12374830, 13612313, 26177525, 27224626, 30937075, 52355050, 61874150, 68061565, 136123130, 340307825, 680615650]

約数ペア:

[(1, 680615650), (2, 340307825), (5, 136123130), (10, 68061565), (11, 61874150), (13, 52355050), (22, 30937075), (25, 27224626), (26, 26177525), (50, 13612313), (55, 12374830), (65, 10471010), (110, 6187415), (130, 5235505), (143, 4759550), (275, 2474966), (286, 2379775), (325, 2094202), (550, 1237483), (650, 1047101), (715, 951910), (1430, 475955), (3575, 190382), (7150, 95191)]