26245280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9649}}^1$

素因数の和:9681

約数の個数: 48

約数和(自身を含む): 65658600

約数和(自身を除く): 39413320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 9649, 19298, 38596, 48245, 77192, 96490, 154384, 164033, 192980, 308768, 328066, 385960, 656132, 771920, 820165, 1312264, 1543840, 1640330, 2624528, 3280660, 5249056, 6561320, 13122640, 26245280]

約数ペア:

[(1, 26245280), (2, 13122640), (4, 6561320), (5, 5249056), (8, 3280660), (10, 2624528), (16, 1640330), (17, 1543840), (20, 1312264), (32, 820165), (34, 771920), (40, 656132), (68, 385960), (80, 328066), (85, 308768), (136, 192980), (160, 164033), (170, 154384), (272, 96490), (340, 77192), (544, 48245), (680, 38596), (1360, 19298), (2720, 9649)]