66902780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{4229}}^1$

素因数の和:4358

約数の個数: 48

約数和(自身を含む): 162025920

約数和(自身を除く): 95123140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 2260, 3164, 3955, 4229, 7910, 8458, 15820, 16916, 21145, 29603, 42290, 59206, 84580, 118412, 148015, 296030, 477877, 592060, 955754, 1911508, 2389385, 3345139, 4778770, 6690278, 9557540, 13380556, 16725695, 33451390, 66902780]

約数ペア:

[(1, 66902780), (2, 33451390), (4, 16725695), (5, 13380556), (7, 9557540), (10, 6690278), (14, 4778770), (20, 3345139), (28, 2389385), (35, 1911508), (70, 955754), (113, 592060), (140, 477877), (226, 296030), (452, 148015), (565, 118412), (791, 84580), (1130, 59206), (1582, 42290), (2260, 29603), (3164, 21145), (3955, 16916), (4229, 15820), (7910, 8458)]