84156020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4831}}^1$

素因数の和:4920

約数の個数: 48

約数和(自身を含む): 193202688

約数和(自身を除く): 109046668

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3484, 4355, 4831, 8710, 9662, 17420, 19324, 24155, 48310, 62803, 96620, 125606, 251212, 314015, 323677, 628030, 647354, 1256060, 1294708, 1618385, 3236770, 4207801, 6473540, 8415602, 16831204, 21039005, 42078010, 84156020]

約数ペア:

[(1, 84156020), (2, 42078010), (4, 21039005), (5, 16831204), (10, 8415602), (13, 6473540), (20, 4207801), (26, 3236770), (52, 1618385), (65, 1294708), (67, 1256060), (130, 647354), (134, 628030), (260, 323677), (268, 314015), (335, 251212), (670, 125606), (871, 96620), (1340, 62803), (1742, 48310), (3484, 24155), (4355, 19324), (4831, 17420), (8710, 9662)]