53581875

素因数分解:

$3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{41}}^2$

素因数の和:122

約数の個数: 60

約数和(自身を含む): 96887736

約数和(自身を除く): 43305861

約数列:

[1, 3, 5, 15, 17, 25, 41, 51, 75, 85, 123, 125, 205, 255, 375, 425, 615, 625, 697, 1025, 1275, 1681, 1875, 2091, 2125, 3075, 3485, 5043, 5125, 6375, 8405, 10455, 10625, 15375, 17425, 25215, 25625, 28577, 31875, 42025, 52275, 76875, 85731, 87125, 126075, 142885, 210125, 261375, 428655, 435625, 630375, 714425, 1050625, 1306875, 2143275, 3151875, 3572125, 10716375, 17860625, 53581875]

約数ペア:

[(1, 53581875), (3, 17860625), (5, 10716375), (15, 3572125), (17, 3151875), (25, 2143275), (41, 1306875), (51, 1050625), (75, 714425), (85, 630375), (123, 435625), (125, 428655), (205, 261375), (255, 210125), (375, 142885), (425, 126075), (615, 87125), (625, 85731), (697, 76875), (1025, 52275), (1275, 42025), (1681, 31875), (1875, 28577), (2091, 25625), (2125, 25215), (3075, 17425), (3485, 15375), (5043, 10625), (5125, 10455), (6375, 8405)]