1793350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:145

約数の個数: 48

約数和(自身を含む): 3749760

約数和(自身を除く): 1956410

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 89, 130, 155, 178, 310, 325, 403, 445, 650, 775, 806, 890, 1157, 1550, 2015, 2225, 2314, 2759, 4030, 4450, 5518, 5785, 10075, 11570, 13795, 20150, 27590, 28925, 35867, 57850, 68975, 71734, 137950, 179335, 358670, 896675, 1793350]

約数ペア:

[(1, 1793350), (2, 896675), (5, 358670), (10, 179335), (13, 137950), (25, 71734), (26, 68975), (31, 57850), (50, 35867), (62, 28925), (65, 27590), (89, 20150), (130, 13795), (155, 11570), (178, 10075), (310, 5785), (325, 5518), (403, 4450), (445, 4030), (650, 2759), (775, 2314), (806, 2225), (890, 2015), (1157, 1550)]