412243125

素因数分解:

$3^1\times 5^4\times 7^3\times {\mathrm{641}}^1$

素因数の和:685

約数の個数: 80

約数和(自身を含む): 802243200

約数和(自身を除く): 390000075

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 125, 147, 175, 245, 343, 375, 525, 625, 641, 735, 875, 1029, 1225, 1715, 1875, 1923, 2625, 3205, 3675, 4375, 4487, 5145, 6125, 8575, 9615, 13125, 13461, 16025, 18375, 22435, 25725, 30625, 31409, 42875, 48075, 67305, 80125, 91875, 94227, 112175, 128625, 157045, 214375, 219863, 240375, 336525, 400625, 471135, 560875, 643125, 659589, 785225, 1099315, 1201875, 1682625, 2355675, 2804375, 3297945, 3926125, 5496575, 8413125, 11778375, 16489725, 19630625, 27482875, 58891875, 82448625, 137414375, 412243125]

約数ペア:

[(1, 412243125), (3, 137414375), (5, 82448625), (7, 58891875), (15, 27482875), (21, 19630625), (25, 16489725), (35, 11778375), (49, 8413125), (75, 5496575), (105, 3926125), (125, 3297945), (147, 2804375), (175, 2355675), (245, 1682625), (343, 1201875), (375, 1099315), (525, 785225), (625, 659589), (641, 643125), (735, 560875), (875, 471135), (1029, 400625), (1225, 336525), (1715, 240375), (1875, 219863), (1923, 214375), (2625, 157045), (3205, 128625), (3675, 112175), (4375, 94227), (4487, 91875), (5145, 80125), (6125, 67305), (8575, 48075), (9615, 42875), (13125, 31409), (13461, 30625), (16025, 25725), (18375, 22435)]