25832560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1$

素因数の和:506

約数の個数: 80

約数和(自身を含む): 65933280

約数和(自身を除く): 40100720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 59, 65, 80, 104, 118, 130, 208, 236, 260, 295, 421, 472, 520, 590, 767, 842, 944, 1040, 1180, 1534, 1684, 2105, 2360, 3068, 3368, 3835, 4210, 4720, 5473, 6136, 6736, 7670, 8420, 10946, 12272, 15340, 16840, 21892, 24839, 27365, 30680, 33680, 43784, 49678, 54730, 61360, 87568, 99356, 109460, 124195, 198712, 218920, 248390, 322907, 397424, 437840, 496780, 645814, 993560, 1291628, 1614535, 1987120, 2583256, 3229070, 5166512, 6458140, 12916280, 25832560]

約数ペア:

[(1, 25832560), (2, 12916280), (4, 6458140), (5, 5166512), (8, 3229070), (10, 2583256), (13, 1987120), (16, 1614535), (20, 1291628), (26, 993560), (40, 645814), (52, 496780), (59, 437840), (65, 397424), (80, 322907), (104, 248390), (118, 218920), (130, 198712), (208, 124195), (236, 109460), (260, 99356), (295, 87568), (421, 61360), (472, 54730), (520, 49678), (590, 43784), (767, 33680), (842, 30680), (944, 27365), (1040, 24839), (1180, 21892), (1534, 16840), (1684, 15340), (2105, 12272), (2360, 10946), (3068, 8420), (3368, 7670), (3835, 6736), (4210, 6136), (4720, 5473)]