51905940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1297}}^1$

素因数の和:1361

約数の個数: 96

約数和(自身を含む): 157006080

約数和(自身を除く): 105100140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 29, 30, 46, 58, 60, 69, 87, 92, 115, 116, 138, 145, 174, 230, 276, 290, 345, 348, 435, 460, 580, 667, 690, 870, 1297, 1334, 1380, 1740, 2001, 2594, 2668, 3335, 3891, 4002, 5188, 6485, 6670, 7782, 8004, 10005, 12970, 13340, 15564, 19455, 20010, 25940, 29831, 37613, 38910, 40020, 59662, 75226, 77820, 89493, 112839, 119324, 149155, 150452, 178986, 188065, 225678, 298310, 357972, 376130, 447465, 451356, 564195, 596620, 752260, 865099, 894930, 1128390, 1730198, 1789860, 2256780, 2595297, 3460396, 4325495, 5190594, 8650990, 10381188, 12976485, 17301980, 25952970, 51905940]

約数ペア:

[(1, 51905940), (2, 25952970), (3, 17301980), (4, 12976485), (5, 10381188), (6, 8650990), (10, 5190594), (12, 4325495), (15, 3460396), (20, 2595297), (23, 2256780), (29, 1789860), (30, 1730198), (46, 1128390), (58, 894930), (60, 865099), (69, 752260), (87, 596620), (92, 564195), (115, 451356), (116, 447465), (138, 376130), (145, 357972), (174, 298310), (230, 225678), (276, 188065), (290, 178986), (345, 150452), (348, 149155), (435, 119324), (460, 112839), (580, 89493), (667, 77820), (690, 75226), (870, 59662), (1297, 40020), (1334, 38910), (1380, 37613), (1740, 29831), (2001, 25940), (2594, 20010), (2668, 19455), (3335, 15564), (3891, 13340), (4002, 12970), (5188, 10005), (6485, 8004), (6670, 7782)]