25465660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{619}}^1$

素因数の和:667

約数の個数: 72

約数和(自身を含む): 62339760

約数和(自身を除く): 36874100

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 121, 170, 187, 220, 242, 340, 374, 484, 605, 619, 748, 935, 1210, 1238, 1870, 2057, 2420, 2476, 3095, 3740, 4114, 6190, 6809, 8228, 10285, 10523, 12380, 13618, 20570, 21046, 27236, 34045, 41140, 42092, 52615, 68090, 74899, 105230, 115753, 136180, 149798, 210460, 231506, 299596, 374495, 463012, 578765, 748990, 1157530, 1273283, 1497980, 2315060, 2546566, 5093132, 6366415, 12732830, 25465660]

約数ペア:

[(1, 25465660), (2, 12732830), (4, 6366415), (5, 5093132), (10, 2546566), (11, 2315060), (17, 1497980), (20, 1273283), (22, 1157530), (34, 748990), (44, 578765), (55, 463012), (68, 374495), (85, 299596), (110, 231506), (121, 210460), (170, 149798), (187, 136180), (220, 115753), (242, 105230), (340, 74899), (374, 68090), (484, 52615), (605, 42092), (619, 41140), (748, 34045), (935, 27236), (1210, 21046), (1238, 20570), (1870, 13618), (2057, 12380), (2420, 10523), (2476, 10285), (3095, 8228), (3740, 6809), (4114, 6190)]