71375300240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{279421}}^1$

素因数の和:279568

約数の個数: 80

約数和(自身を含む): 172964453376

約数和(自身を除く): 101589153136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 103, 124, 155, 206, 248, 310, 412, 496, 515, 620, 824, 1030, 1240, 1648, 2060, 2480, 3193, 4120, 6386, 8240, 12772, 15965, 25544, 31930, 51088, 63860, 127720, 255440, 279421, 558842, 1117684, 1397105, 2235368, 2794210, 4470736, 5588420, 8662051, 11176840, 17324102, 22353680, 28780363, 34648204, 43310255, 57560726, 69296408, 86620510, 115121452, 138592816, 143901815, 173241020, 230242904, 287803630, 346482040, 460485808, 575607260, 692964080, 892191253, 1151214520, 1784382506, 2302429040, 3568765012, 4460956265, 7137530024, 8921912530, 14275060048, 17843825060, 35687650120, 71375300240]

約数ペア:

[(1, 71375300240), (2, 35687650120), (4, 17843825060), (5, 14275060048), (8, 8921912530), (10, 7137530024), (16, 4460956265), (20, 3568765012), (31, 2302429040), (40, 1784382506), (62, 1151214520), (80, 892191253), (103, 692964080), (124, 575607260), (155, 460485808), (206, 346482040), (248, 287803630), (310, 230242904), (412, 173241020), (496, 143901815), (515, 138592816), (620, 115121452), (824, 86620510), (1030, 69296408), (1240, 57560726), (1648, 43310255), (2060, 34648204), (2480, 28780363), (3193, 22353680), (4120, 17324102), (6386, 11176840), (8240, 8662051), (12772, 5588420), (15965, 4470736), (25544, 2794210), (31930, 2235368), (51088, 1397105), (63860, 1117684), (127720, 558842), (255440, 279421)]