39994300

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 90744192

約数和(自身を除く): 50749892

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 71, 86, 100, 131, 142, 172, 215, 262, 284, 355, 430, 524, 655, 710, 860, 1075, 1310, 1420, 1775, 2150, 2620, 3053, 3275, 3550, 4300, 5633, 6106, 6550, 7100, 9301, 11266, 12212, 13100, 15265, 18602, 22532, 28165, 30530, 37204, 46505, 56330, 61060, 76325, 93010, 112660, 140825, 152650, 186020, 232525, 281650, 305300, 399943, 465050, 563300, 799886, 930100, 1599772, 1999715, 3999430, 7998860, 9998575, 19997150, 39994300]

約数ペア:

[(1, 39994300), (2, 19997150), (4, 9998575), (5, 7998860), (10, 3999430), (20, 1999715), (25, 1599772), (43, 930100), (50, 799886), (71, 563300), (86, 465050), (100, 399943), (131, 305300), (142, 281650), (172, 232525), (215, 186020), (262, 152650), (284, 140825), (355, 112660), (430, 93010), (524, 76325), (655, 61060), (710, 56330), (860, 46505), (1075, 37204), (1310, 30530), (1420, 28165), (1775, 22532), (2150, 18602), (2620, 15265), (3053, 13100), (3275, 12212), (3550, 11266), (4300, 9301), (5633, 7100), (6106, 6550)]