79404875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 64

約数和(自身を含む): 118609920

約数和(自身を除く): 39205045

約数列:

[1, 5, 11, 17, 25, 43, 55, 79, 85, 125, 187, 215, 275, 395, 425, 473, 731, 869, 935, 1075, 1343, 1375, 1975, 2125, 2365, 3397, 3655, 4345, 4675, 5375, 6715, 8041, 9875, 11825, 14773, 16985, 18275, 21725, 23375, 33575, 37367, 40205, 57749, 59125, 73865, 84925, 91375, 108625, 167875, 186835, 201025, 288745, 369325, 424625, 635239, 934175, 1005125, 1443725, 1846625, 3176195, 4670875, 7218625, 15880975, 79404875]

約数ペア:

[(1, 79404875), (5, 15880975), (11, 7218625), (17, 4670875), (25, 3176195), (43, 1846625), (55, 1443725), (79, 1005125), (85, 934175), (125, 635239), (187, 424625), (215, 369325), (275, 288745), (395, 201025), (425, 186835), (473, 167875), (731, 108625), (869, 91375), (935, 84925), (1075, 73865), (1343, 59125), (1375, 57749), (1975, 40205), (2125, 37367), (2365, 33575), (3397, 23375), (3655, 21725), (4345, 18275), (4675, 16985), (5375, 14773), (6715, 11825), (8041, 9875)]