12917200

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{751}}^1$

素因数の和:812

約数の個数: 60

約数和(自身を含む): 31797568

約数和(自身を除く): 18880368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 172, 200, 215, 344, 400, 430, 688, 751, 860, 1075, 1502, 1720, 2150, 3004, 3440, 3755, 4300, 6008, 7510, 8600, 12016, 15020, 17200, 18775, 30040, 32293, 37550, 60080, 64586, 75100, 129172, 150200, 161465, 258344, 300400, 322930, 516688, 645860, 807325, 1291720, 1614650, 2583440, 3229300, 6458600, 12917200]

約数ペア:

[(1, 12917200), (2, 6458600), (4, 3229300), (5, 2583440), (8, 1614650), (10, 1291720), (16, 807325), (20, 645860), (25, 516688), (40, 322930), (43, 300400), (50, 258344), (80, 161465), (86, 150200), (100, 129172), (172, 75100), (200, 64586), (215, 60080), (344, 37550), (400, 32293), (430, 30040), (688, 18775), (751, 17200), (860, 15020), (1075, 12016), (1502, 8600), (1720, 7510), (2150, 6008), (3004, 4300), (3440, 3755)]