155366999420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21139}}^1\times {\mathrm{21617}}^1$

素因数の和:42782

約数の個数: 48

約数和(自身を含む): 345495417120

約数和(自身を除く): 190128417700

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 21139, 21617, 42278, 43234, 84556, 86468, 105695, 108085, 211390, 216170, 359363, 367489, 422780, 432340, 718726, 734978, 1437452, 1469956, 1796815, 1837445, 3593630, 3674890, 7187260, 7349780, 456961763, 913923526, 1827847052, 2284808815, 4569617630, 7768349971, 9139235260, 15536699942, 31073399884, 38841749855, 77683499710, 155366999420]

約数ペア:

[(1, 155366999420), (2, 77683499710), (4, 38841749855), (5, 31073399884), (10, 15536699942), (17, 9139235260), (20, 7768349971), (34, 4569617630), (68, 2284808815), (85, 1827847052), (170, 913923526), (340, 456961763), (21139, 7349780), (21617, 7187260), (42278, 3674890), (43234, 3593630), (84556, 1837445), (86468, 1796815), (105695, 1469956), (108085, 1437452), (211390, 734978), (216170, 718726), (359363, 432340), (367489, 422780)]