1520488972795

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4519}}^1\times {\mathrm{72907}}^1$

素因数の和:77515

約数の個数: 32

約数和(自身を含む): 1993083079680

約数和(自身を除く): 472594106885

約数列:

[1, 5, 13, 65, 71, 355, 923, 4519, 4615, 22595, 58747, 72907, 293735, 320849, 364535, 947791, 1604245, 4171037, 4738955, 5176397, 20855185, 25881985, 67293161, 329466733, 336465805, 1647333665, 4283067529, 21415337645, 23392138043, 116960690215, 304097794559, 1520488972795]

約数ペア:

[(1, 1520488972795), (5, 304097794559), (13, 116960690215), (65, 23392138043), (71, 21415337645), (355, 4283067529), (923, 1647333665), (4519, 336465805), (4615, 329466733), (22595, 67293161), (58747, 25881985), (72907, 20855185), (293735, 5176397), (320849, 4738955), (364535, 4171037), (947791, 1604245)]