201908325

素因数分解:

$3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{443}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 343549440

約数和(自身を除く): 141641115

約数列:

[1, 3, 5, 15, 25, 59, 75, 103, 177, 295, 309, 443, 515, 885, 1329, 1475, 1545, 2215, 2575, 4425, 6077, 6645, 7725, 11075, 18231, 26137, 30385, 33225, 45629, 78411, 91155, 130685, 136887, 151925, 228145, 392055, 455775, 653425, 684435, 1140725, 1960275, 2692111, 3422175, 8076333, 13460555, 40381665, 67302775, 201908325]

約数ペア:

[(1, 201908325), (3, 67302775), (5, 40381665), (15, 13460555), (25, 8076333), (59, 3422175), (75, 2692111), (103, 1960275), (177, 1140725), (295, 684435), (309, 653425), (443, 455775), (515, 392055), (885, 228145), (1329, 151925), (1475, 136887), (1545, 130685), (2215, 91155), (2575, 78411), (4425, 45629), (6077, 33225), (6645, 30385), (7725, 26137), (11075, 18231)]