64093040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{421}}^1$

素因数の和:618

約数の個数: 80

約数和(自身を含む): 163891296

約数和(自身を除く): 99798256

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 173, 176, 220, 346, 421, 440, 692, 842, 865, 880, 1384, 1684, 1730, 1903, 2105, 2768, 3368, 3460, 3806, 4210, 4631, 6736, 6920, 7612, 8420, 9262, 9515, 13840, 15224, 16840, 18524, 19030, 23155, 30448, 33680, 37048, 38060, 46310, 72833, 74096, 76120, 92620, 145666, 152240, 185240, 291332, 364165, 370480, 582664, 728330, 801163, 1165328, 1456660, 1602326, 2913320, 3204652, 4005815, 5826640, 6409304, 8011630, 12818608, 16023260, 32046520, 64093040]

約数ペア:

[(1, 64093040), (2, 32046520), (4, 16023260), (5, 12818608), (8, 8011630), (10, 6409304), (11, 5826640), (16, 4005815), (20, 3204652), (22, 2913320), (40, 1602326), (44, 1456660), (55, 1165328), (80, 801163), (88, 728330), (110, 582664), (173, 370480), (176, 364165), (220, 291332), (346, 185240), (421, 152240), (440, 145666), (692, 92620), (842, 76120), (865, 74096), (880, 72833), (1384, 46310), (1684, 38060), (1730, 37048), (1903, 33680), (2105, 30448), (2768, 23155), (3368, 19030), (3460, 18524), (3806, 16840), (4210, 15224), (4631, 13840), (6736, 9515), (6920, 9262), (7612, 8420)]