72865642720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{35031559}}^1$

素因数の和:35031587

約数の個数: 48

約数和(自身を含む): 185387015520

約数和(自身を除く): 112521372800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 35031559, 70063118, 140126236, 175157795, 280252472, 350315590, 455410267, 560504944, 700631180, 910820534, 1121009888, 1401262360, 1821641068, 2277051335, 2802524720, 3643282136, 4554102670, 5605049440, 7286564272, 9108205340, 14573128544, 18216410680, 36432821360, 72865642720]

約数ペア:

[(1, 72865642720), (2, 36432821360), (4, 18216410680), (5, 14573128544), (8, 9108205340), (10, 7286564272), (13, 5605049440), (16, 4554102670), (20, 3643282136), (26, 2802524720), (32, 2277051335), (40, 1821641068), (52, 1401262360), (65, 1121009888), (80, 910820534), (104, 700631180), (130, 560504944), (160, 455410267), (208, 350315590), (260, 280252472), (416, 175157795), (520, 140126236), (1040, 70063118), (2080, 35031559)]