71185120

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26171}}^1$

素因数の和:26203

約数の個数: 48

約数和(自身を含む): 178074288

約数和(自身を除く): 106889168

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, 26171, 52342, 104684, 130855, 209368, 261710, 418736, 444907, 523420, 837472, 889814, 1046840, 1779628, 2093680, 2224535, 3559256, 4187360, 4449070, 7118512, 8898140, 14237024, 17796280, 35592560, 71185120]

約数ペア:

[(1, 71185120), (2, 35592560), (4, 17796280), (5, 14237024), (8, 8898140), (10, 7118512), (16, 4449070), (17, 4187360), (20, 3559256), (32, 2224535), (34, 2093680), (40, 1779628), (68, 1046840), (80, 889814), (85, 837472), (136, 523420), (160, 444907), (170, 418736), (272, 261710), (340, 209368), (544, 130855), (680, 104684), (1360, 52342), (2720, 26171)]