173680910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{607}}^1$

素因数の和:729

約数の個数: 64

約数和(自身を含む): 353009664

約数和(自身を除く): 179328754

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 71, 130, 142, 155, 310, 355, 403, 607, 710, 806, 923, 1214, 1846, 2015, 2201, 3035, 4030, 4402, 4615, 6070, 7891, 9230, 11005, 15782, 18817, 22010, 28613, 37634, 39455, 43097, 57226, 78910, 86194, 94085, 143065, 188170, 215485, 244621, 286130, 430970, 489242, 560261, 1120522, 1223105, 1336007, 2446210, 2672014, 2801305, 5602610, 6680035, 13360070, 17368091, 34736182, 86840455, 173680910]

約数ペア:

[(1, 173680910), (2, 86840455), (5, 34736182), (10, 17368091), (13, 13360070), (26, 6680035), (31, 5602610), (62, 2801305), (65, 2672014), (71, 2446210), (130, 1336007), (142, 1223105), (155, 1120522), (310, 560261), (355, 489242), (403, 430970), (607, 286130), (710, 244621), (806, 215485), (923, 188170), (1214, 143065), (1846, 94085), (2015, 86194), (2201, 78910), (3035, 57226), (4030, 43097), (4402, 39455), (4615, 37634), (6070, 28613), (7891, 22010), (9230, 18817), (11005, 15782)]