138402400

素因数分解:

$2^5\times 5^2\times {\mathrm{113}}^1\times {\mathrm{1531}}^1$

素因数の和:1664

約数の個数: 72

約数和(自身を含む): 341087544

約数和(自身を除く): 202685144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 113, 160, 200, 226, 400, 452, 565, 800, 904, 1130, 1531, 1808, 2260, 2825, 3062, 3616, 4520, 5650, 6124, 7655, 9040, 11300, 12248, 15310, 18080, 22600, 24496, 30620, 38275, 45200, 48992, 61240, 76550, 90400, 122480, 153100, 173003, 244960, 306200, 346006, 612400, 692012, 865015, 1224800, 1384024, 1730030, 2768048, 3460060, 4325075, 5536096, 6920120, 8650150, 13840240, 17300300, 27680480, 34600600, 69201200, 138402400]

約数ペア:

[(1, 138402400), (2, 69201200), (4, 34600600), (5, 27680480), (8, 17300300), (10, 13840240), (16, 8650150), (20, 6920120), (25, 5536096), (32, 4325075), (40, 3460060), (50, 2768048), (80, 1730030), (100, 1384024), (113, 1224800), (160, 865015), (200, 692012), (226, 612400), (400, 346006), (452, 306200), (565, 244960), (800, 173003), (904, 153100), (1130, 122480), (1531, 90400), (1808, 76550), (2260, 61240), (2825, 48992), (3062, 45200), (3616, 38275), (4520, 30620), (5650, 24496), (6124, 22600), (7655, 18080), (9040, 15310), (11300, 12248)]