201550245

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^3$

素因数の和:163

約数の個数: 48

約数和(自身を含む): 357508800

約数和(自身を除く): 155958555

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 169, 195, 215, 507, 559, 645, 845, 1677, 1849, 2535, 2795, 5547, 7267, 8385, 9245, 21801, 24037, 27735, 36335, 72111, 79507, 109005, 120185, 238521, 312481, 360555, 397535, 937443, 1033591, 1192605, 1562405, 3100773, 4687215, 5167955, 13436683, 15503865, 40310049, 67183415, 201550245]

約数ペア:

[(1, 201550245), (3, 67183415), (5, 40310049), (13, 15503865), (15, 13436683), (39, 5167955), (43, 4687215), (65, 3100773), (129, 1562405), (169, 1192605), (195, 1033591), (215, 937443), (507, 397535), (559, 360555), (645, 312481), (845, 238521), (1677, 120185), (1849, 109005), (2535, 79507), (2795, 72111), (5547, 36335), (7267, 27735), (8385, 24037), (9245, 21801)]