71344905040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2521}}^1\times {\mathrm{20809}}^1$

素因数の和:23360

約数の個数: 80

約数和(自身を含む): 175712481360

約数和(自身を除く): 104367576320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 2521, 5042, 10084, 12605, 20168, 20809, 25210, 40336, 41618, 42857, 50420, 83236, 85714, 100840, 104045, 166472, 171428, 201680, 208090, 214285, 332944, 342856, 353753, 416180, 428570, 685712, 707506, 832360, 857140, 1415012, 1664720, 1714280, 1768765, 2830024, 3428560, 3537530, 5660048, 7075060, 14150120, 28300240, 52459489, 104918978, 209837956, 262297445, 419675912, 524594890, 839351824, 891811313, 1049189780, 1783622626, 2098379560, 3567245252, 4196759120, 4459056565, 7134490504, 8918113130, 14268981008, 17836226260, 35672452520, 71344905040]

約数ペア:

[(1, 71344905040), (2, 35672452520), (4, 17836226260), (5, 14268981008), (8, 8918113130), (10, 7134490504), (16, 4459056565), (17, 4196759120), (20, 3567245252), (34, 2098379560), (40, 1783622626), (68, 1049189780), (80, 891811313), (85, 839351824), (136, 524594890), (170, 419675912), (272, 262297445), (340, 209837956), (680, 104918978), (1360, 52459489), (2521, 28300240), (5042, 14150120), (10084, 7075060), (12605, 5660048), (20168, 3537530), (20809, 3428560), (25210, 2830024), (40336, 1768765), (41618, 1714280), (42857, 1664720), (50420, 1415012), (83236, 857140), (85714, 832360), (100840, 707506), (104045, 685712), (166472, 428570), (171428, 416180), (201680, 353753), (208090, 342856), (214285, 332944)]