18279250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1$

素因数の和:85

約数の個数: 96

約数和(自身を含む): 41378688

約数和(自身を除く): 23099438

約数列:

[1, 2, 5, 10, 11, 17, 22, 23, 25, 34, 46, 50, 55, 85, 110, 115, 125, 170, 187, 230, 250, 253, 275, 289, 374, 391, 425, 506, 550, 575, 578, 782, 850, 935, 1150, 1265, 1375, 1445, 1870, 1955, 2125, 2530, 2750, 2875, 2890, 3179, 3910, 4250, 4301, 4675, 5750, 6325, 6358, 6647, 7225, 8602, 9350, 9775, 12650, 13294, 14450, 15895, 19550, 21505, 23375, 31625, 31790, 33235, 36125, 43010, 46750, 48875, 63250, 66470, 72250, 73117, 79475, 97750, 107525, 146234, 158950, 166175, 215050, 332350, 365585, 397375, 537625, 731170, 794750, 830875, 1075250, 1661750, 1827925, 3655850, 9139625, 18279250]

約数ペア:

[(1, 18279250), (2, 9139625), (5, 3655850), (10, 1827925), (11, 1661750), (17, 1075250), (22, 830875), (23, 794750), (25, 731170), (34, 537625), (46, 397375), (50, 365585), (55, 332350), (85, 215050), (110, 166175), (115, 158950), (125, 146234), (170, 107525), (187, 97750), (230, 79475), (250, 73117), (253, 72250), (275, 66470), (289, 63250), (374, 48875), (391, 46750), (425, 43010), (506, 36125), (550, 33235), (575, 31790), (578, 31625), (782, 23375), (850, 21505), (935, 19550), (1150, 15895), (1265, 14450), (1375, 13294), (1445, 12650), (1870, 9775), (1955, 9350), (2125, 8602), (2530, 7225), (2750, 6647), (2875, 6358), (2890, 6325), (3179, 5750), (3910, 4675), (4250, 4301)]