66847220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{7411}}^1$

素因数の和:7472

約数の個数: 48

約数和(自身を含む): 156897216

約数和(自身を除く): 90049996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 4510, 7411, 9020, 14822, 29644, 37055, 74110, 81521, 148220, 163042, 303851, 326084, 407605, 607702, 815210, 1215404, 1519255, 1630420, 3038510, 3342361, 6077020, 6684722, 13369444, 16711805, 33423610, 66847220]

約数ペア:

[(1, 66847220), (2, 33423610), (4, 16711805), (5, 13369444), (10, 6684722), (11, 6077020), (20, 3342361), (22, 3038510), (41, 1630420), (44, 1519255), (55, 1215404), (82, 815210), (110, 607702), (164, 407605), (205, 326084), (220, 303851), (410, 163042), (451, 148220), (820, 81521), (902, 74110), (1804, 37055), (2255, 29644), (4510, 14822), (7411, 9020)]