31462210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 64963584

約数和(自身を除く): 33501374

約数列:

[1, 2, 5, 10, 13, 26, 31, 37, 62, 65, 74, 130, 155, 185, 211, 310, 370, 403, 422, 481, 806, 962, 1055, 1147, 2015, 2110, 2294, 2405, 2743, 4030, 4810, 5486, 5735, 6541, 7807, 11470, 13082, 13715, 14911, 15614, 27430, 29822, 32705, 39035, 65410, 74555, 78070, 85033, 101491, 149110, 170066, 202982, 242017, 425165, 484034, 507455, 850330, 1014910, 1210085, 2420170, 3146221, 6292442, 15731105, 31462210]

約数ペア:

[(1, 31462210), (2, 15731105), (5, 6292442), (10, 3146221), (13, 2420170), (26, 1210085), (31, 1014910), (37, 850330), (62, 507455), (65, 484034), (74, 425165), (130, 242017), (155, 202982), (185, 170066), (211, 149110), (310, 101491), (370, 85033), (403, 78070), (422, 74555), (481, 65410), (806, 39035), (962, 32705), (1055, 29822), (1147, 27430), (2015, 15614), (2110, 14911), (2294, 13715), (2405, 13082), (2743, 11470), (4030, 7807), (4810, 6541), (5486, 5735)]