379743131875

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1\times {\mathrm{1307}}^1$

素因数の和:1958

約数の個数: 80

約数和(自身を含む): 512408476800

約数和(自身を除く): 132665344925

約数列:

[1, 5, 19, 25, 43, 95, 125, 215, 475, 569, 625, 817, 1075, 1307, 2375, 2845, 4085, 5375, 6535, 10811, 11875, 14225, 20425, 24467, 24833, 26875, 32675, 54055, 56201, 71125, 102125, 122335, 124165, 163375, 270275, 281005, 355625, 464873, 510625, 611675, 620825, 743683, 816875, 1067819, 1351375, 1405025, 2324365, 3058375, 3104125, 3718415, 5339095, 6756875, 7025125, 11621825, 14129977, 15291875, 15520625, 18592075, 26695475, 31978369, 35125625, 58109125, 70649885, 92960375, 133477375, 159891845, 290545625, 353249425, 464801875, 607589011, 667386875, 799459225, 1766247125, 3037945055, 3997296125, 8831235625, 15189725275, 19986480625, 75948626375, 379743131875]

約数ペア:

[(1, 379743131875), (5, 75948626375), (19, 19986480625), (25, 15189725275), (43, 8831235625), (95, 3997296125), (125, 3037945055), (215, 1766247125), (475, 799459225), (569, 667386875), (625, 607589011), (817, 464801875), (1075, 353249425), (1307, 290545625), (2375, 159891845), (2845, 133477375), (4085, 92960375), (5375, 70649885), (6535, 58109125), (10811, 35125625), (11875, 31978369), (14225, 26695475), (20425, 18592075), (24467, 15520625), (24833, 15291875), (26875, 14129977), (32675, 11621825), (54055, 7025125), (56201, 6756875), (71125, 5339095), (102125, 3718415), (122335, 3104125), (124165, 3058375), (163375, 2324365), (270275, 1405025), (281005, 1351375), (355625, 1067819), (464873, 816875), (510625, 743683), (611675, 620825)]