91405808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{229}}^1$

素因数の和:370

約数の個数: 80

約数和(自身を含む): 203632800

約数和(自身を除く): 112226992

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 101, 104, 152, 202, 208, 229, 247, 304, 404, 458, 494, 808, 916, 988, 1313, 1616, 1832, 1919, 1976, 2626, 2977, 3664, 3838, 3952, 4351, 5252, 5954, 7676, 8702, 10504, 11908, 15352, 17404, 21008, 23129, 23816, 24947, 30704, 34808, 46258, 47632, 49894, 56563, 69616, 92516, 99788, 113126, 185032, 199576, 226252, 300677, 370064, 399152, 439451, 452504, 601354, 878902, 905008, 1202708, 1757804, 2405416, 3515608, 4810832, 5712863, 7031216, 11425726, 22851452, 45702904, 91405808]

約数ペア:

[(1, 91405808), (2, 45702904), (4, 22851452), (8, 11425726), (13, 7031216), (16, 5712863), (19, 4810832), (26, 3515608), (38, 2405416), (52, 1757804), (76, 1202708), (101, 905008), (104, 878902), (152, 601354), (202, 452504), (208, 439451), (229, 399152), (247, 370064), (304, 300677), (404, 226252), (458, 199576), (494, 185032), (808, 113126), (916, 99788), (988, 92516), (1313, 69616), (1616, 56563), (1832, 49894), (1919, 47632), (1976, 46258), (2626, 34808), (2977, 30704), (3664, 24947), (3838, 23816), (3952, 23129), (4351, 21008), (5252, 17404), (5954, 15352), (7676, 11908), (8702, 10504)]