40797536

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{971}}^1$

素因数の和:1095

約数の個数: 48

約数和(自身を含む): 87445008

約数和(自身を除く): 46647472

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 101, 104, 202, 208, 404, 416, 808, 971, 1313, 1616, 1942, 2626, 3232, 3884, 5252, 7768, 10504, 12623, 15536, 21008, 25246, 31072, 42016, 50492, 98071, 100984, 196142, 201968, 392284, 403936, 784568, 1274923, 1569136, 2549846, 3138272, 5099692, 10199384, 20398768, 40797536]

約数ペア:

[(1, 40797536), (2, 20398768), (4, 10199384), (8, 5099692), (13, 3138272), (16, 2549846), (26, 1569136), (32, 1274923), (52, 784568), (101, 403936), (104, 392284), (202, 201968), (208, 196142), (404, 100984), (416, 98071), (808, 50492), (971, 42016), (1313, 31072), (1616, 25246), (1942, 21008), (2626, 15536), (3232, 12623), (3884, 10504), (5252, 7768)]