25861760

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2377}}^1$

素因数の和:2413

約数の個数: 64

約数和(自身を含む): 65490120

約数和(自身を除く): 39628360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 2176, 2377, 2720, 4754, 5440, 9508, 10880, 11885, 19016, 23770, 38032, 40409, 47540, 76064, 80818, 95080, 152128, 161636, 190160, 202045, 304256, 323272, 380320, 404090, 646544, 760640, 808180, 1293088, 1521280, 1616360, 2586176, 3232720, 5172352, 6465440, 12930880, 25861760]

約数ペア:

[(1, 25861760), (2, 12930880), (4, 6465440), (5, 5172352), (8, 3232720), (10, 2586176), (16, 1616360), (17, 1521280), (20, 1293088), (32, 808180), (34, 760640), (40, 646544), (64, 404090), (68, 380320), (80, 323272), (85, 304256), (128, 202045), (136, 190160), (160, 161636), (170, 152128), (272, 95080), (320, 80818), (340, 76064), (544, 47540), (640, 40409), (680, 38032), (1088, 23770), (1360, 19016), (2176, 11885), (2377, 10880), (2720, 9508), (4754, 5440)]