84214520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2281}}^1$

素因数の和:2376

約数の個数: 64

約数和(自身を含む): 207023040

約数和(自身を除く): 122808520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1420, 1846, 2281, 2840, 3692, 4562, 4615, 7384, 9124, 9230, 11405, 18248, 18460, 22810, 29653, 36920, 45620, 59306, 91240, 118612, 148265, 161951, 237224, 296530, 323902, 593060, 647804, 809755, 1186120, 1295608, 1619510, 2105363, 3239020, 4210726, 6478040, 8421452, 10526815, 16842904, 21053630, 42107260, 84214520]

約数ペア:

[(1, 84214520), (2, 42107260), (4, 21053630), (5, 16842904), (8, 10526815), (10, 8421452), (13, 6478040), (20, 4210726), (26, 3239020), (40, 2105363), (52, 1619510), (65, 1295608), (71, 1186120), (104, 809755), (130, 647804), (142, 593060), (260, 323902), (284, 296530), (355, 237224), (520, 161951), (568, 148265), (710, 118612), (923, 91240), (1420, 59306), (1846, 45620), (2281, 36920), (2840, 29653), (3692, 22810), (4562, 18460), (4615, 18248), (7384, 11405), (9124, 9230)]