70155640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:544

約数の個数: 64

約数和(自身を含む): 164656800

約数和(自身を除く): 94501160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 197, 232, 290, 307, 394, 580, 614, 788, 985, 1160, 1228, 1535, 1576, 1970, 2456, 3070, 3940, 5713, 6140, 7880, 8903, 11426, 12280, 17806, 22852, 28565, 35612, 44515, 45704, 57130, 60479, 71224, 89030, 114260, 120958, 178060, 228520, 241916, 302395, 356120, 483832, 604790, 1209580, 1753891, 2419160, 3507782, 7015564, 8769455, 14031128, 17538910, 35077820, 70155640]

約数ペア:

[(1, 70155640), (2, 35077820), (4, 17538910), (5, 14031128), (8, 8769455), (10, 7015564), (20, 3507782), (29, 2419160), (40, 1753891), (58, 1209580), (116, 604790), (145, 483832), (197, 356120), (232, 302395), (290, 241916), (307, 228520), (394, 178060), (580, 120958), (614, 114260), (788, 89030), (985, 71224), (1160, 60479), (1228, 57130), (1535, 45704), (1576, 44515), (1970, 35612), (2456, 28565), (3070, 22852), (3940, 17806), (5713, 12280), (6140, 11426), (7880, 8903)]