30815925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{743}}^1$

素因数の和:842

約数の個数: 48

約数和(自身を含む): 59043840

約数和(自身を除く): 28227915

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 79, 105, 175, 237, 395, 525, 553, 743, 1185, 1659, 1975, 2229, 2765, 3715, 5201, 5925, 8295, 11145, 13825, 15603, 18575, 26005, 41475, 55725, 58697, 78015, 130025, 176091, 293485, 390075, 410879, 880455, 1232637, 1467425, 2054395, 4402275, 6163185, 10271975, 30815925]

約数ペア:

[(1, 30815925), (3, 10271975), (5, 6163185), (7, 4402275), (15, 2054395), (21, 1467425), (25, 1232637), (35, 880455), (75, 410879), (79, 390075), (105, 293485), (175, 176091), (237, 130025), (395, 78015), (525, 58697), (553, 55725), (743, 41475), (1185, 26005), (1659, 18575), (1975, 15603), (2229, 13825), (2765, 11145), (3715, 8295), (5201, 5925)]