71549920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{839}}^1$

素因数の和:908

約数の個数: 96

約数和(自身を含む): 186701760

約数和(自身を除く): 115151840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 65, 80, 82, 104, 130, 160, 164, 205, 208, 260, 328, 410, 416, 520, 533, 656, 820, 839, 1040, 1066, 1312, 1640, 1678, 2080, 2132, 2665, 3280, 3356, 4195, 4264, 5330, 6560, 6712, 8390, 8528, 10660, 10907, 13424, 16780, 17056, 21320, 21814, 26848, 33560, 34399, 42640, 43628, 54535, 67120, 68798, 85280, 87256, 109070, 134240, 137596, 171995, 174512, 218140, 275192, 343990, 349024, 436280, 447187, 550384, 687980, 872560, 894374, 1100768, 1375960, 1745120, 1788748, 2235935, 2751920, 3577496, 4471870, 5503840, 7154992, 8943740, 14309984, 17887480, 35774960, 71549920]

約数ペア:

[(1, 71549920), (2, 35774960), (4, 17887480), (5, 14309984), (8, 8943740), (10, 7154992), (13, 5503840), (16, 4471870), (20, 3577496), (26, 2751920), (32, 2235935), (40, 1788748), (41, 1745120), (52, 1375960), (65, 1100768), (80, 894374), (82, 872560), (104, 687980), (130, 550384), (160, 447187), (164, 436280), (205, 349024), (208, 343990), (260, 275192), (328, 218140), (410, 174512), (416, 171995), (520, 137596), (533, 134240), (656, 109070), (820, 87256), (839, 85280), (1040, 68798), (1066, 67120), (1312, 54535), (1640, 43628), (1678, 42640), (2080, 34399), (2132, 33560), (2665, 26848), (3280, 21814), (3356, 21320), (4195, 17056), (4264, 16780), (5330, 13424), (6560, 10907), (6712, 10660), (8390, 8528)]