104049140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{2011}}^1$

素因数の和:2232

約数の個数: 48

約数和(自身を含む): 236611200

約数和(自身を除く): 132562060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 199, 260, 398, 796, 995, 1990, 2011, 2587, 3980, 4022, 5174, 8044, 10055, 10348, 12935, 20110, 25870, 26143, 40220, 51740, 52286, 104572, 130715, 261430, 400189, 522860, 800378, 1600756, 2000945, 4001890, 5202457, 8003780, 10404914, 20809828, 26012285, 52024570, 104049140]

約数ペア:

[(1, 104049140), (2, 52024570), (4, 26012285), (5, 20809828), (10, 10404914), (13, 8003780), (20, 5202457), (26, 4001890), (52, 2000945), (65, 1600756), (130, 800378), (199, 522860), (260, 400189), (398, 261430), (796, 130715), (995, 104572), (1990, 52286), (2011, 51740), (2587, 40220), (3980, 26143), (4022, 25870), (5174, 20110), (8044, 12935), (10055, 10348)]