31407800

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{2963}}^1$

素因数の和:3032

約数の個数: 48

約数和(自身を含む): 74426040

約数和(自身を除く): 43018240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 200, 212, 265, 424, 530, 1060, 1325, 2120, 2650, 2963, 5300, 5926, 10600, 11852, 14815, 23704, 29630, 59260, 74075, 118520, 148150, 157039, 296300, 314078, 592600, 628156, 785195, 1256312, 1570390, 3140780, 3925975, 6281560, 7851950, 15703900, 31407800]

約数ペア:

[(1, 31407800), (2, 15703900), (4, 7851950), (5, 6281560), (8, 3925975), (10, 3140780), (20, 1570390), (25, 1256312), (40, 785195), (50, 628156), (53, 592600), (100, 314078), (106, 296300), (200, 157039), (212, 148150), (265, 118520), (424, 74075), (530, 59260), (1060, 29630), (1325, 23704), (2120, 14815), (2650, 11852), (2963, 10600), (5300, 5926)]