688112451680

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{252982519}}^1$

素因数の和:252982551

約数の個数: 48

約数和(自身を含む): 1721293066080

約数和(自身を除く): 1033180614400

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, 252982519, 505965038, 1011930076, 1264912595, 2023860152, 2529825190, 4047720304, 4300702823, 5059650380, 8095440608, 8601405646, 10119300760, 17202811292, 20238601520, 21503514115, 34405622584, 40477203040, 43007028230, 68811245168, 86014056460, 137622490336, 172028112920, 344056225840, 688112451680]

約数ペア:

[(1, 688112451680), (2, 344056225840), (4, 172028112920), (5, 137622490336), (8, 86014056460), (10, 68811245168), (16, 43007028230), (17, 40477203040), (20, 34405622584), (32, 21503514115), (34, 20238601520), (40, 17202811292), (68, 10119300760), (80, 8601405646), (85, 8095440608), (136, 5059650380), (160, 4300702823), (170, 4047720304), (272, 2529825190), (340, 2023860152), (544, 1264912595), (680, 1011930076), (1360, 505965038), (2720, 252982519)]