380520016

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{2311}}^1$

素因数の和:2611

約数の個数: 40

約数和(自身を含む): 758576448

約数和(自身を除く): 378056432

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 251, 328, 502, 656, 1004, 2008, 2311, 4016, 4622, 9244, 10291, 18488, 20582, 36976, 41164, 82328, 94751, 164656, 189502, 379004, 580061, 758008, 1160122, 1516016, 2320244, 4640488, 9280976, 23782501, 47565002, 95130004, 190260008, 380520016]

約数ペア:

[(1, 380520016), (2, 190260008), (4, 95130004), (8, 47565002), (16, 23782501), (41, 9280976), (82, 4640488), (164, 2320244), (251, 1516016), (328, 1160122), (502, 758008), (656, 580061), (1004, 379004), (2008, 189502), (2311, 164656), (4016, 94751), (4622, 82328), (9244, 41164), (10291, 36976), (18488, 20582)]