80495220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3329}}^1$

素因数の和:3385

約数の個数: 96

約数和(自身を含む): 250629120

約数和(自身を除く): 170133900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1612, 1860, 2015, 2418, 3329, 4030, 4836, 6045, 6658, 8060, 9987, 12090, 13316, 16645, 19974, 24180, 33290, 39948, 43277, 49935, 66580, 86554, 99870, 103199, 129831, 173108, 199740, 206398, 216385, 259662, 309597, 412796, 432770, 515995, 519324, 619194, 649155, 865540, 1031990, 1238388, 1298310, 1341587, 1547985, 2063980, 2596620, 2683174, 3095970, 4024761, 5366348, 6191940, 6707935, 8049522, 13415870, 16099044, 20123805, 26831740, 40247610, 80495220]

約数ペア:

[(1, 80495220), (2, 40247610), (3, 26831740), (4, 20123805), (5, 16099044), (6, 13415870), (10, 8049522), (12, 6707935), (13, 6191940), (15, 5366348), (20, 4024761), (26, 3095970), (30, 2683174), (31, 2596620), (39, 2063980), (52, 1547985), (60, 1341587), (62, 1298310), (65, 1238388), (78, 1031990), (93, 865540), (124, 649155), (130, 619194), (155, 519324), (156, 515995), (186, 432770), (195, 412796), (260, 309597), (310, 259662), (372, 216385), (390, 206398), (403, 199740), (465, 173108), (620, 129831), (780, 103199), (806, 99870), (930, 86554), (1209, 66580), (1612, 49935), (1860, 43277), (2015, 39948), (2418, 33290), (3329, 24180), (4030, 19974), (4836, 16645), (6045, 13316), (6658, 12090), (8060, 9987)]