251514160

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2741}}^1$

素因数の和:2822

約数の個数: 80

約数和(自身を含む): 620174592

約数和(自身を除く): 368660432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 185, 248, 296, 310, 370, 496, 592, 620, 740, 1147, 1240, 1480, 2294, 2480, 2741, 2960, 4588, 5482, 5735, 9176, 10964, 11470, 13705, 18352, 21928, 22940, 27410, 43856, 45880, 54820, 84971, 91760, 101417, 109640, 169942, 202834, 219280, 339884, 405668, 424855, 507085, 679768, 811336, 849710, 1014170, 1359536, 1622672, 1699420, 2028340, 3143927, 3398840, 4056680, 6287854, 6797680, 8113360, 12575708, 15719635, 25151416, 31439270, 50302832, 62878540, 125757080, 251514160]

約数ペア:

[(1, 251514160), (2, 125757080), (4, 62878540), (5, 50302832), (8, 31439270), (10, 25151416), (16, 15719635), (20, 12575708), (31, 8113360), (37, 6797680), (40, 6287854), (62, 4056680), (74, 3398840), (80, 3143927), (124, 2028340), (148, 1699420), (155, 1622672), (185, 1359536), (248, 1014170), (296, 849710), (310, 811336), (370, 679768), (496, 507085), (592, 424855), (620, 405668), (740, 339884), (1147, 219280), (1240, 202834), (1480, 169942), (2294, 109640), (2480, 101417), (2741, 91760), (2960, 84971), (4588, 54820), (5482, 45880), (5735, 43856), (9176, 27410), (10964, 22940), (11470, 21928), (13705, 18352)]