72505660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{967}}^1$

素因数の和:1162

約数の個数: 48

約数和(自身を含む): 160022016

約数和(自身を除く): 87516356

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 163, 230, 326, 460, 652, 815, 967, 1630, 1934, 3260, 3749, 3868, 4835, 7498, 9670, 14996, 18745, 19340, 22241, 37490, 44482, 74980, 88964, 111205, 157621, 222410, 315242, 444820, 630484, 788105, 1576210, 3152420, 3625283, 7250566, 14501132, 18126415, 36252830, 72505660]

約数ペア:

[(1, 72505660), (2, 36252830), (4, 18126415), (5, 14501132), (10, 7250566), (20, 3625283), (23, 3152420), (46, 1576210), (92, 788105), (115, 630484), (163, 444820), (230, 315242), (326, 222410), (460, 157621), (652, 111205), (815, 88964), (967, 74980), (1630, 44482), (1934, 37490), (3260, 22241), (3749, 19340), (3868, 18745), (4835, 14996), (7498, 9670)]