80458280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{16903}}^1$

素因数の和:16938

約数の個数: 64

約数和(自身を含む): 219075840

約数和(自身を除く): 138617560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 16903, 33806, 67612, 84515, 118321, 135224, 169030, 236642, 287351, 338060, 473284, 574702, 591605, 676120, 946568, 1149404, 1183210, 1436755, 2011457, 2298808, 2366420, 2873510, 4022914, 4732840, 5747020, 8045828, 10057285, 11494040, 16091656, 20114570, 40229140, 80458280]

約数ペア:

[(1, 80458280), (2, 40229140), (4, 20114570), (5, 16091656), (7, 11494040), (8, 10057285), (10, 8045828), (14, 5747020), (17, 4732840), (20, 4022914), (28, 2873510), (34, 2366420), (35, 2298808), (40, 2011457), (56, 1436755), (68, 1183210), (70, 1149404), (85, 946568), (119, 676120), (136, 591605), (140, 574702), (170, 473284), (238, 338060), (280, 287351), (340, 236642), (476, 169030), (595, 135224), (680, 118321), (952, 84515), (1190, 67612), (2380, 33806), (4760, 16903)]