64019925

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 121867200

約数和(自身を除く): 57847275

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 89, 115, 139, 207, 225, 267, 345, 417, 445, 575, 695, 801, 1035, 1251, 1335, 1725, 2047, 2085, 2225, 3197, 3475, 4005, 5175, 6141, 6255, 6675, 9591, 10235, 10425, 12371, 15985, 18423, 20025, 28773, 30705, 31275, 37113, 47955, 51175, 61855, 79925, 92115, 111339, 143865, 153525, 185565, 239775, 284533, 309275, 460575, 556695, 719325, 853599, 927825, 1422665, 2560797, 2783475, 4267995, 7113325, 12803985, 21339975, 64019925]

約数ペア:

[(1, 64019925), (3, 21339975), (5, 12803985), (9, 7113325), (15, 4267995), (23, 2783475), (25, 2560797), (45, 1422665), (69, 927825), (75, 853599), (89, 719325), (115, 556695), (139, 460575), (207, 309275), (225, 284533), (267, 239775), (345, 185565), (417, 153525), (445, 143865), (575, 111339), (695, 92115), (801, 79925), (1035, 61855), (1251, 51175), (1335, 47955), (1725, 37113), (2047, 31275), (2085, 30705), (2225, 28773), (3197, 20025), (3475, 18423), (4005, 15985), (5175, 12371), (6141, 10425), (6255, 10235), (6675, 9591)]