40801750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 85790016

約数和(自身を除く): 44988266

約数列:

[1, 2, 5, 10, 11, 22, 25, 37, 50, 55, 74, 110, 125, 185, 250, 275, 370, 401, 407, 550, 802, 814, 925, 1375, 1850, 2005, 2035, 2750, 4010, 4070, 4411, 4625, 8822, 9250, 10025, 10175, 14837, 20050, 20350, 22055, 29674, 44110, 50125, 50875, 74185, 100250, 101750, 110275, 148370, 163207, 220550, 326414, 370925, 551375, 741850, 816035, 1102750, 1632070, 1854625, 3709250, 4080175, 8160350, 20400875, 40801750]

約数ペア:

[(1, 40801750), (2, 20400875), (5, 8160350), (10, 4080175), (11, 3709250), (22, 1854625), (25, 1632070), (37, 1102750), (50, 816035), (55, 741850), (74, 551375), (110, 370925), (125, 326414), (185, 220550), (250, 163207), (275, 148370), (370, 110275), (401, 101750), (407, 100250), (550, 74185), (802, 50875), (814, 50125), (925, 44110), (1375, 29674), (1850, 22055), (2005, 20350), (2035, 20050), (2750, 14837), (4010, 10175), (4070, 10025), (4411, 9250), (4625, 8822)]