64541690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:423

約数の個数: 64

約数和(自身を含む): 130802688

約数和(自身を除く): 66260998

約数列:

[1, 2, 5, 10, 17, 31, 34, 37, 62, 74, 85, 155, 170, 185, 310, 331, 370, 527, 629, 662, 1054, 1147, 1258, 1655, 2294, 2635, 3145, 3310, 5270, 5627, 5735, 6290, 10261, 11254, 11470, 12247, 19499, 20522, 24494, 28135, 38998, 51305, 56270, 61235, 97495, 102610, 122470, 174437, 194990, 208199, 348874, 379657, 416398, 759314, 872185, 1040995, 1744370, 1898285, 2081990, 3796570, 6454169, 12908338, 32270845, 64541690]

約数ペア:

[(1, 64541690), (2, 32270845), (5, 12908338), (10, 6454169), (17, 3796570), (31, 2081990), (34, 1898285), (37, 1744370), (62, 1040995), (74, 872185), (85, 759314), (155, 416398), (170, 379657), (185, 348874), (310, 208199), (331, 194990), (370, 174437), (527, 122470), (629, 102610), (662, 97495), (1054, 61235), (1147, 56270), (1258, 51305), (1655, 38998), (2294, 28135), (2635, 24494), (3145, 20522), (3310, 19499), (5270, 12247), (5627, 11470), (5735, 11254), (6290, 10261)]