1138206875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:226

約数の個数: 80

約数和(自身を含む): 1650596640

約数和(自身を除く): 512389765

約数列:

[1, 5, 13, 19, 25, 65, 73, 95, 101, 125, 247, 325, 365, 475, 505, 625, 949, 1235, 1313, 1387, 1625, 1825, 1919, 2375, 2525, 4745, 6175, 6565, 6935, 7373, 8125, 9125, 9595, 11875, 12625, 18031, 23725, 24947, 30875, 32825, 34675, 36865, 45625, 47975, 63125, 90155, 95849, 118625, 124735, 140087, 154375, 164125, 173375, 184325, 239875, 450775, 479245, 593125, 623675, 700435, 820625, 866875, 921625, 1199375, 1821131, 2253875, 2396225, 3118375, 3502175, 4608125, 9105655, 11269375, 11981125, 15591875, 17510875, 45528275, 59905625, 87554375, 227641375, 1138206875]

約数ペア:

[(1, 1138206875), (5, 227641375), (13, 87554375), (19, 59905625), (25, 45528275), (65, 17510875), (73, 15591875), (95, 11981125), (101, 11269375), (125, 9105655), (247, 4608125), (325, 3502175), (365, 3118375), (475, 2396225), (505, 2253875), (625, 1821131), (949, 1199375), (1235, 921625), (1313, 866875), (1387, 820625), (1625, 700435), (1825, 623675), (1919, 593125), (2375, 479245), (2525, 450775), (4745, 239875), (6175, 184325), (6565, 173375), (6935, 164125), (7373, 154375), (8125, 140087), (9125, 124735), (9595, 118625), (11875, 95849), (12625, 90155), (18031, 63125), (23725, 47975), (24947, 45625), (30875, 36865), (32825, 34675)]