428557125

素因数分解:

$3^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{461}}^1$

素因数の和:583

約数の個数: 64

約数和(自身を含む): 744936192

約数和(自身を除く): 316379067

約数列:

[1, 3, 5, 15, 25, 37, 67, 75, 111, 125, 185, 201, 335, 375, 461, 555, 925, 1005, 1383, 1675, 2305, 2479, 2775, 4625, 5025, 6915, 7437, 8375, 11525, 12395, 13875, 17057, 25125, 30887, 34575, 37185, 51171, 57625, 61975, 85285, 92661, 154435, 172875, 185925, 255855, 309875, 426425, 463305, 772175, 929625, 1142819, 1279275, 2132125, 2316525, 3428457, 3860875, 5714095, 6396375, 11582625, 17142285, 28570475, 85711425, 142852375, 428557125]

約数ペア:

[(1, 428557125), (3, 142852375), (5, 85711425), (15, 28570475), (25, 17142285), (37, 11582625), (67, 6396375), (75, 5714095), (111, 3860875), (125, 3428457), (185, 2316525), (201, 2132125), (335, 1279275), (375, 1142819), (461, 929625), (555, 772175), (925, 463305), (1005, 426425), (1383, 309875), (1675, 255855), (2305, 185925), (2479, 172875), (2775, 154435), (4625, 92661), (5025, 85285), (6915, 61975), (7437, 57625), (8375, 51171), (11525, 37185), (12395, 34575), (13875, 30887), (17057, 25125)]