724286875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{919}}^1$

素因数の和:1049

約数の個数: 40

約数和(自身を含む): 985809440

約数和(自身を除く): 261522565

約数列:

[1, 5, 13, 25, 65, 97, 125, 325, 485, 625, 919, 1261, 1625, 2425, 4595, 6305, 8125, 11947, 12125, 22975, 31525, 59735, 60625, 89143, 114875, 157625, 298675, 445715, 574375, 788125, 1158859, 1493375, 2228575, 5794295, 7466875, 11142875, 28971475, 55714375, 144857375, 724286875]

約数ペア:

[(1, 724286875), (5, 144857375), (13, 55714375), (25, 28971475), (65, 11142875), (97, 7466875), (125, 5794295), (325, 2228575), (485, 1493375), (625, 1158859), (919, 788125), (1261, 574375), (1625, 445715), (2425, 298675), (4595, 157625), (6305, 114875), (8125, 89143), (11947, 60625), (12125, 59735), (22975, 31525)]