42285490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:355

約数の個数: 48

約数和(自身を含む): 83483136

約数和(自身を除く): 41197646

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 131, 169, 191, 262, 338, 382, 655, 845, 955, 1310, 1690, 1703, 1910, 2483, 3406, 4966, 8515, 12415, 17030, 22139, 24830, 25021, 32279, 44278, 50042, 64558, 110695, 125105, 161395, 221390, 250210, 322790, 325273, 650546, 1626365, 3252730, 4228549, 8457098, 21142745, 42285490]

約数ペア:

[(1, 42285490), (2, 21142745), (5, 8457098), (10, 4228549), (13, 3252730), (26, 1626365), (65, 650546), (130, 325273), (131, 322790), (169, 250210), (191, 221390), (262, 161395), (338, 125105), (382, 110695), (655, 64558), (845, 50042), (955, 44278), (1310, 32279), (1690, 25021), (1703, 24830), (1910, 22139), (2483, 17030), (3406, 12415), (4966, 8515)]