91967920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2549}}^1$

素因数の和:2614

約数の個数: 80

約数和(自身を含む): 239047200

約数和(自身を除く): 147079280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 164, 176, 205, 220, 328, 410, 440, 451, 656, 820, 880, 902, 1640, 1804, 2255, 2549, 3280, 3608, 4510, 5098, 7216, 9020, 10196, 12745, 18040, 20392, 25490, 28039, 36080, 40784, 50980, 56078, 101960, 104509, 112156, 140195, 203920, 209018, 224312, 280390, 418036, 448624, 522545, 560780, 836072, 1045090, 1121560, 1149599, 1672144, 2090180, 2243120, 2299198, 4180360, 4598396, 5747995, 8360720, 9196792, 11495990, 18393584, 22991980, 45983960, 91967920]

約数ペア:

[(1, 91967920), (2, 45983960), (4, 22991980), (5, 18393584), (8, 11495990), (10, 9196792), (11, 8360720), (16, 5747995), (20, 4598396), (22, 4180360), (40, 2299198), (41, 2243120), (44, 2090180), (55, 1672144), (80, 1149599), (82, 1121560), (88, 1045090), (110, 836072), (164, 560780), (176, 522545), (205, 448624), (220, 418036), (328, 280390), (410, 224312), (440, 209018), (451, 203920), (656, 140195), (820, 112156), (880, 104509), (902, 101960), (1640, 56078), (1804, 50980), (2255, 40784), (2549, 36080), (3280, 28039), (3608, 25490), (4510, 20392), (5098, 18040), (7216, 12745), (9020, 10196)]