79018125

素因数分解:

$3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:144

約数の個数: 80

約数和(自身を含む): 145303488

約数和(自身を除く): 66285363

約数列:

[1, 3, 5, 15, 17, 25, 37, 51, 67, 75, 85, 111, 125, 185, 201, 255, 335, 375, 425, 555, 625, 629, 925, 1005, 1139, 1275, 1675, 1875, 1887, 2125, 2479, 2775, 3145, 3417, 4625, 5025, 5695, 6375, 7437, 8375, 9435, 10625, 12395, 13875, 15725, 17085, 23125, 25125, 28475, 31875, 37185, 41875, 42143, 47175, 61975, 69375, 78625, 85425, 125625, 126429, 142375, 185925, 210715, 235875, 309875, 393125, 427125, 632145, 711875, 929625, 1053575, 1179375, 1549375, 2135625, 3160725, 4648125, 5267875, 15803625, 26339375, 79018125]

約数ペア:

[(1, 79018125), (3, 26339375), (5, 15803625), (15, 5267875), (17, 4648125), (25, 3160725), (37, 2135625), (51, 1549375), (67, 1179375), (75, 1053575), (85, 929625), (111, 711875), (125, 632145), (185, 427125), (201, 393125), (255, 309875), (335, 235875), (375, 210715), (425, 185925), (555, 142375), (625, 126429), (629, 125625), (925, 85425), (1005, 78625), (1139, 69375), (1275, 61975), (1675, 47175), (1875, 42143), (1887, 41875), (2125, 37185), (2479, 31875), (2775, 28475), (3145, 25125), (3417, 23125), (4625, 17085), (5025, 15725), (5695, 13875), (6375, 12395), (7437, 10625), (8375, 9435)]