68115345

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 122135040

約数和(自身を除く): 54019695

約数列:

[1, 3, 5, 15, 17, 29, 51, 61, 85, 87, 145, 151, 183, 255, 305, 435, 453, 493, 755, 915, 1037, 1479, 1769, 2265, 2465, 2567, 3111, 4379, 5185, 5307, 7395, 7701, 8845, 9211, 12835, 13137, 15555, 21895, 26535, 27633, 30073, 38505, 46055, 65685, 74443, 90219, 138165, 150365, 156587, 223329, 267119, 372215, 451095, 469761, 782935, 801357, 1116645, 1335595, 2348805, 4006785, 4541023, 13623069, 22705115, 68115345]

約数ペア:

[(1, 68115345), (3, 22705115), (5, 13623069), (15, 4541023), (17, 4006785), (29, 2348805), (51, 1335595), (61, 1116645), (85, 801357), (87, 782935), (145, 469761), (151, 451095), (183, 372215), (255, 267119), (305, 223329), (435, 156587), (453, 150365), (493, 138165), (755, 90219), (915, 74443), (1037, 65685), (1479, 46055), (1769, 38505), (2265, 30073), (2465, 27633), (2567, 26535), (3111, 21895), (4379, 15555), (5185, 13137), (5307, 12835), (7395, 9211), (7701, 8845)]