156968713750

素因数分解:

$2^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{388777}}^1$

素因数の和:388835

約数の個数: 80

約数和(自身を含む): 327926467440

約数和(自身を除く): 170957753690

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 50, 85, 95, 125, 170, 190, 250, 323, 425, 475, 625, 646, 850, 950, 1250, 1615, 2125, 2375, 3230, 4250, 4750, 8075, 10625, 11875, 16150, 21250, 23750, 40375, 80750, 201875, 388777, 403750, 777554, 1943885, 3887770, 6609209, 7386763, 9719425, 13218418, 14773526, 19438850, 33046045, 36933815, 48597125, 66092090, 73867630, 97194250, 125574971, 165230225, 184669075, 242985625, 251149942, 330460450, 369338150, 485971250, 627874855, 826151125, 923345375, 1255749710, 1652302250, 1846690750, 3139374275, 4130755625, 4616726875, 6278748550, 8261511250, 9233453750, 15696871375, 31393742750, 78484356875, 156968713750]

約数ペア:

[(1, 156968713750), (2, 78484356875), (5, 31393742750), (10, 15696871375), (17, 9233453750), (19, 8261511250), (25, 6278748550), (34, 4616726875), (38, 4130755625), (50, 3139374275), (85, 1846690750), (95, 1652302250), (125, 1255749710), (170, 923345375), (190, 826151125), (250, 627874855), (323, 485971250), (425, 369338150), (475, 330460450), (625, 251149942), (646, 242985625), (850, 184669075), (950, 165230225), (1250, 125574971), (1615, 97194250), (2125, 73867630), (2375, 66092090), (3230, 48597125), (4250, 36933815), (4750, 33046045), (8075, 19438850), (10625, 14773526), (11875, 13218418), (16150, 9719425), (21250, 7386763), (23750, 6609209), (40375, 3887770), (80750, 1943885), (201875, 777554), (388777, 403750)]