90998888

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{2801}}^1$

素因数の和:2969

約数の個数: 32

約数和(自身を含む): 177534720

約数和(自身を除く): 86535832

約数列:

[1, 2, 4, 8, 31, 62, 124, 131, 248, 262, 524, 1048, 2801, 4061, 5602, 8122, 11204, 16244, 22408, 32488, 86831, 173662, 347324, 366931, 694648, 733862, 1467724, 2935448, 11374861, 22749722, 45499444, 90998888]

約数ペア:

[(1, 90998888), (2, 45499444), (4, 22749722), (8, 11374861), (31, 2935448), (62, 1467724), (124, 733862), (131, 694648), (248, 366931), (262, 347324), (524, 173662), (1048, 86831), (2801, 32488), (4061, 22408), (5602, 16244), (8122, 11204)]