38128125

素因数分解:

$3^1\times 5^5\times 7^2\times {\mathrm{83}}^1$

素因数の和:125

約数の個数: 72

約数和(自身を含む): 74807712

約数和(自身を除く): 36679587

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 83, 105, 125, 147, 175, 245, 249, 375, 415, 525, 581, 625, 735, 875, 1225, 1245, 1743, 1875, 2075, 2625, 2905, 3125, 3675, 4067, 4375, 6125, 6225, 8715, 9375, 10375, 12201, 13125, 14525, 18375, 20335, 21875, 30625, 31125, 43575, 51875, 61005, 65625, 72625, 91875, 101675, 153125, 155625, 217875, 259375, 305025, 363125, 459375, 508375, 778125, 1089375, 1525125, 1815625, 2541875, 5446875, 7625625, 12709375, 38128125]

約数ペア:

[(1, 38128125), (3, 12709375), (5, 7625625), (7, 5446875), (15, 2541875), (21, 1815625), (25, 1525125), (35, 1089375), (49, 778125), (75, 508375), (83, 459375), (105, 363125), (125, 305025), (147, 259375), (175, 217875), (245, 155625), (249, 153125), (375, 101675), (415, 91875), (525, 72625), (581, 65625), (625, 61005), (735, 51875), (875, 43575), (1225, 31125), (1245, 30625), (1743, 21875), (1875, 20335), (2075, 18375), (2625, 14525), (2905, 13125), (3125, 12201), (3675, 10375), (4067, 9375), (4375, 8715), (6125, 6225)]