79056640

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4751}}^1$

素因数の和:4785

約数の個数: 72

約数和(自身を含む): 203974848

約数和(自身を除く): 124918208

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 4751, 8320, 9502, 16640, 19004, 23755, 38008, 47510, 61763, 76016, 95020, 123526, 152032, 190040, 247052, 304064, 308815, 380080, 494104, 608128, 617630, 760160, 988208, 1216256, 1235260, 1520320, 1976416, 2470520, 3040640, 3952832, 4941040, 6081280, 7905664, 9882080, 15811328, 19764160, 39528320, 79056640]

約数ペア:

[(1, 79056640), (2, 39528320), (4, 19764160), (5, 15811328), (8, 9882080), (10, 7905664), (13, 6081280), (16, 4941040), (20, 3952832), (26, 3040640), (32, 2470520), (40, 1976416), (52, 1520320), (64, 1235260), (65, 1216256), (80, 988208), (104, 760160), (128, 617630), (130, 608128), (160, 494104), (208, 380080), (256, 308815), (260, 304064), (320, 247052), (416, 190040), (520, 152032), (640, 123526), (832, 95020), (1040, 76016), (1280, 61763), (1664, 47510), (2080, 38008), (3328, 23755), (4160, 19004), (4751, 16640), (8320, 9502)]