77888810

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{4639}}^1$

素因数の和:4742

約数の個数: 32

約数和(自身を含む): 148331520

約数和(自身を除く): 70442710

約数列:

[1, 2, 5, 10, 23, 46, 73, 115, 146, 230, 365, 730, 1679, 3358, 4639, 8395, 9278, 16790, 23195, 46390, 106697, 213394, 338647, 533485, 677294, 1066970, 1693235, 3386470, 7788881, 15577762, 38944405, 77888810]

約数ペア:

[(1, 77888810), (2, 38944405), (5, 15577762), (10, 7788881), (23, 3386470), (46, 1693235), (73, 1066970), (115, 677294), (146, 533485), (230, 338647), (365, 213394), (730, 106697), (1679, 46390), (3358, 23195), (4639, 16790), (8395, 9278)]