129431325

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1489}}^1$

素因数の和:1582

約数の個数: 48

約数和(自身を含む): 229102400

約数和(自身を除く): 99671075

約数列:

[1, 3, 5, 15, 19, 25, 57, 61, 75, 95, 183, 285, 305, 475, 915, 1159, 1425, 1489, 1525, 3477, 4467, 4575, 5795, 7445, 17385, 22335, 28291, 28975, 37225, 84873, 86925, 90829, 111675, 141455, 272487, 424365, 454145, 707275, 1362435, 1725751, 2121825, 2270725, 5177253, 6812175, 8628755, 25886265, 43143775, 129431325]

約数ペア:

[(1, 129431325), (3, 43143775), (5, 25886265), (15, 8628755), (19, 6812175), (25, 5177253), (57, 2270725), (61, 2121825), (75, 1725751), (95, 1362435), (183, 707275), (285, 454145), (305, 424365), (475, 272487), (915, 141455), (1159, 111675), (1425, 90829), (1489, 86925), (1525, 84873), (3477, 37225), (4467, 28975), (4575, 28291), (5795, 22335), (7445, 17385)]