156955900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{5431}}^1$

素因数の和:5479

約数の個数: 54

約数和(自身を含む): 361874408

約数和(自身を除く): 204918508

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 289, 340, 425, 578, 850, 1156, 1445, 1700, 2890, 5431, 5780, 7225, 10862, 14450, 21724, 27155, 28900, 54310, 92327, 108620, 135775, 184654, 271550, 369308, 461635, 543100, 923270, 1569559, 1846540, 2308175, 3139118, 4616350, 6278236, 7847795, 9232700, 15695590, 31391180, 39238975, 78477950, 156955900]

約数ペア:

[(1, 156955900), (2, 78477950), (4, 39238975), (5, 31391180), (10, 15695590), (17, 9232700), (20, 7847795), (25, 6278236), (34, 4616350), (50, 3139118), (68, 2308175), (85, 1846540), (100, 1569559), (170, 923270), (289, 543100), (340, 461635), (425, 369308), (578, 271550), (850, 184654), (1156, 135775), (1445, 108620), (1700, 92327), (2890, 54310), (5431, 28900), (5780, 27155), (7225, 21724), (10862, 14450)]