68585020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15803}}^1$

素因数の和:15850

約数の個数: 48

約数和(自身を含む): 169924608

約数和(自身を除く): 101339588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 15803, 31606, 63212, 79015, 110621, 158030, 221242, 316060, 442484, 489893, 553105, 979786, 1106210, 1959572, 2212420, 2449465, 3429251, 4898930, 6858502, 9797860, 13717004, 17146255, 34292510, 68585020]

約数ペア:

[(1, 68585020), (2, 34292510), (4, 17146255), (5, 13717004), (7, 9797860), (10, 6858502), (14, 4898930), (20, 3429251), (28, 2449465), (31, 2212420), (35, 1959572), (62, 1106210), (70, 979786), (124, 553105), (140, 489893), (155, 442484), (217, 316060), (310, 221242), (434, 158030), (620, 110621), (868, 79015), (1085, 63212), (2170, 31606), (4340, 15803)]