125477680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{359}}^1$

素因数の和:646

約数の個数: 80

約数和(自身を含む): 310962240

約数和(自身を除く): 185484560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 257, 272, 340, 359, 514, 680, 718, 1028, 1285, 1360, 1436, 1795, 2056, 2570, 2872, 3590, 4112, 4369, 5140, 5744, 6103, 7180, 8738, 10280, 12206, 14360, 17476, 20560, 21845, 24412, 28720, 30515, 34952, 43690, 48824, 61030, 69904, 87380, 92263, 97648, 122060, 174760, 184526, 244120, 349520, 369052, 461315, 488240, 738104, 922630, 1476208, 1568471, 1845260, 3136942, 3690520, 6273884, 7381040, 7842355, 12547768, 15684710, 25095536, 31369420, 62738840, 125477680]

約数ペア:

[(1, 125477680), (2, 62738840), (4, 31369420), (5, 25095536), (8, 15684710), (10, 12547768), (16, 7842355), (17, 7381040), (20, 6273884), (34, 3690520), (40, 3136942), (68, 1845260), (80, 1568471), (85, 1476208), (136, 922630), (170, 738104), (257, 488240), (272, 461315), (340, 369052), (359, 349520), (514, 244120), (680, 184526), (718, 174760), (1028, 122060), (1285, 97648), (1360, 92263), (1436, 87380), (1795, 69904), (2056, 61030), (2570, 48824), (2872, 43690), (3590, 34952), (4112, 30515), (4369, 28720), (5140, 24412), (5744, 21845), (6103, 20560), (7180, 17476), (8738, 14360), (10280, 12206)]