9780100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{523}}^1$

素因数の和:565

約数の個数: 72

約数和(自身を含む): 24560928

約数和(自身を除く): 14780828

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 44, 50, 55, 68, 85, 100, 110, 170, 187, 220, 275, 340, 374, 425, 523, 550, 748, 850, 935, 1046, 1100, 1700, 1870, 2092, 2615, 3740, 4675, 5230, 5753, 8891, 9350, 10460, 11506, 13075, 17782, 18700, 23012, 26150, 28765, 35564, 44455, 52300, 57530, 88910, 97801, 115060, 143825, 177820, 195602, 222275, 287650, 391204, 444550, 489005, 575300, 889100, 978010, 1956020, 2445025, 4890050, 9780100]

約数ペア:

[(1, 9780100), (2, 4890050), (4, 2445025), (5, 1956020), (10, 978010), (11, 889100), (17, 575300), (20, 489005), (22, 444550), (25, 391204), (34, 287650), (44, 222275), (50, 195602), (55, 177820), (68, 143825), (85, 115060), (100, 97801), (110, 88910), (170, 57530), (187, 52300), (220, 44455), (275, 35564), (340, 28765), (374, 26150), (425, 23012), (523, 18700), (550, 17782), (748, 13075), (850, 11506), (935, 10460), (1046, 9350), (1100, 8891), (1700, 5753), (1870, 5230), (2092, 4675), (2615, 3740)]