28307100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{601}}^1$

素因数の和:775

約数の個数: 72

約数和(自身を含む): 82560688

約数和(自身を除く): 54253588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 157, 300, 314, 471, 601, 628, 785, 942, 1202, 1570, 1803, 1884, 2355, 2404, 3005, 3140, 3606, 3925, 4710, 6010, 7212, 7850, 9015, 9420, 11775, 12020, 15025, 15700, 18030, 23550, 30050, 36060, 45075, 47100, 60100, 90150, 94357, 180300, 188714, 283071, 377428, 471785, 566142, 943570, 1132284, 1415355, 1887140, 2358925, 2830710, 4717850, 5661420, 7076775, 9435700, 14153550, 28307100]

約数ペア:

[(1, 28307100), (2, 14153550), (3, 9435700), (4, 7076775), (5, 5661420), (6, 4717850), (10, 2830710), (12, 2358925), (15, 1887140), (20, 1415355), (25, 1132284), (30, 943570), (50, 566142), (60, 471785), (75, 377428), (100, 283071), (150, 188714), (157, 180300), (300, 94357), (314, 90150), (471, 60100), (601, 47100), (628, 45075), (785, 36060), (942, 30050), (1202, 23550), (1570, 18030), (1803, 15700), (1884, 15025), (2355, 12020), (2404, 11775), (3005, 9420), (3140, 9015), (3606, 7850), (3925, 7212), (4710, 6010)]