71188300

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 160770960

約数和(自身を除く): 89582660

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 97, 100, 164, 179, 194, 205, 358, 388, 410, 485, 716, 820, 895, 970, 1025, 1790, 1940, 2050, 2425, 3580, 3977, 4100, 4475, 4850, 7339, 7954, 8950, 9700, 14678, 15908, 17363, 17900, 19885, 29356, 34726, 36695, 39770, 69452, 73390, 79540, 86815, 99425, 146780, 173630, 183475, 198850, 347260, 366950, 397700, 434075, 711883, 733900, 868150, 1423766, 1736300, 2847532, 3559415, 7118830, 14237660, 17797075, 35594150, 71188300]

約数ペア:

[(1, 71188300), (2, 35594150), (4, 17797075), (5, 14237660), (10, 7118830), (20, 3559415), (25, 2847532), (41, 1736300), (50, 1423766), (82, 868150), (97, 733900), (100, 711883), (164, 434075), (179, 397700), (194, 366950), (205, 347260), (358, 198850), (388, 183475), (410, 173630), (485, 146780), (716, 99425), (820, 86815), (895, 79540), (970, 73390), (1025, 69452), (1790, 39770), (1940, 36695), (2050, 34726), (2425, 29356), (3580, 19885), (3977, 17900), (4100, 17363), (4475, 15908), (4850, 14678), (7339, 9700), (7954, 8950)]