386327890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{5639}}^1$

素因数の和:5707

約数の個数: 64

約数和(自身を含む): 818657280

約数和(自身を除く): 432329390

約数列:

[1, 2, 5, 10, 13, 17, 26, 31, 34, 62, 65, 85, 130, 155, 170, 221, 310, 403, 442, 527, 806, 1054, 1105, 2015, 2210, 2635, 4030, 5270, 5639, 6851, 11278, 13702, 28195, 34255, 56390, 68510, 73307, 95863, 146614, 174809, 191726, 349618, 366535, 479315, 733070, 874045, 958630, 1246219, 1748090, 2272517, 2492438, 2971753, 4545034, 5943506, 6231095, 11362585, 12462190, 14858765, 22725170, 29717530, 38632789, 77265578, 193163945, 386327890]

約数ペア:

[(1, 386327890), (2, 193163945), (5, 77265578), (10, 38632789), (13, 29717530), (17, 22725170), (26, 14858765), (31, 12462190), (34, 11362585), (62, 6231095), (65, 5943506), (85, 4545034), (130, 2971753), (155, 2492438), (170, 2272517), (221, 1748090), (310, 1246219), (403, 958630), (442, 874045), (527, 733070), (806, 479315), (1054, 366535), (1105, 349618), (2015, 191726), (2210, 174809), (2635, 146614), (4030, 95863), (5270, 73307), (5639, 68510), (6851, 56390), (11278, 34255), (13702, 28195)]