25416560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24439}}^1$

素因数の和:24465

約数の個数: 40

約数和(自身を含む): 63641760

約数和(自身を除く): 38225200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 24439, 48878, 97756, 122195, 195512, 244390, 317707, 391024, 488780, 635414, 977560, 1270828, 1588535, 1955120, 2541656, 3177070, 5083312, 6354140, 12708280, 25416560]

約数ペア:

[(1, 25416560), (2, 12708280), (4, 6354140), (5, 5083312), (8, 3177070), (10, 2541656), (13, 1955120), (16, 1588535), (20, 1270828), (26, 977560), (40, 635414), (52, 488780), (65, 391024), (80, 317707), (104, 244390), (130, 195512), (208, 122195), (260, 97756), (520, 48878), (1040, 24439)]