201979725

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{797}}^1$

素因数の和:950

約数の個数: 48

約数和(自身を含む): 348311040

約数和(自身を除く): 146331315

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 109, 155, 327, 465, 545, 775, 797, 1635, 2325, 2391, 2725, 3379, 3985, 8175, 10137, 11955, 16895, 19925, 24707, 50685, 59775, 74121, 84475, 86873, 123535, 253425, 260619, 370605, 434365, 617675, 1303095, 1853025, 2171825, 2693063, 6515475, 8079189, 13465315, 40395945, 67326575, 201979725]

約数ペア:

[(1, 201979725), (3, 67326575), (5, 40395945), (15, 13465315), (25, 8079189), (31, 6515475), (75, 2693063), (93, 2171825), (109, 1853025), (155, 1303095), (327, 617675), (465, 434365), (545, 370605), (775, 260619), (797, 253425), (1635, 123535), (2325, 86873), (2391, 84475), (2725, 74121), (3379, 59775), (3985, 50685), (8175, 24707), (10137, 19925), (11955, 16895)]