90245860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{613}}^1$

素因数の和:1072

約数の個数: 48

約数和(自身を含む): 201455856

約数和(自身を除く): 111209996

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 433, 613, 866, 1226, 1732, 2165, 2452, 3065, 4330, 6130, 7361, 8660, 10421, 12260, 14722, 20842, 29444, 36805, 41684, 52105, 73610, 104210, 147220, 208420, 265429, 530858, 1061716, 1327145, 2654290, 4512293, 5308580, 9024586, 18049172, 22561465, 45122930, 90245860]

約数ペア:

[(1, 90245860), (2, 45122930), (4, 22561465), (5, 18049172), (10, 9024586), (17, 5308580), (20, 4512293), (34, 2654290), (68, 1327145), (85, 1061716), (170, 530858), (340, 265429), (433, 208420), (613, 147220), (866, 104210), (1226, 73610), (1732, 52105), (2165, 41684), (2452, 36805), (3065, 29444), (4330, 20842), (6130, 14722), (7361, 12260), (8660, 10421)]