71843020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1613}}^1$

素因数の和:1770

約数の個数: 48

約数和(自身を含む): 161064288

約数和(自身を除く): 89221268

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 131, 170, 262, 340, 524, 655, 1310, 1613, 2227, 2620, 3226, 4454, 6452, 8065, 8908, 11135, 16130, 22270, 27421, 32260, 44540, 54842, 109684, 137105, 211303, 274210, 422606, 548420, 845212, 1056515, 2113030, 3592151, 4226060, 7184302, 14368604, 17960755, 35921510, 71843020]

約数ペア:

[(1, 71843020), (2, 35921510), (4, 17960755), (5, 14368604), (10, 7184302), (17, 4226060), (20, 3592151), (34, 2113030), (68, 1056515), (85, 845212), (131, 548420), (170, 422606), (262, 274210), (340, 211303), (524, 137105), (655, 109684), (1310, 54842), (1613, 44540), (2227, 32260), (2620, 27421), (3226, 22270), (4454, 16130), (6452, 11135), (8065, 8908)]