101011900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{401}}^1$

素因数の和:655

約数の個数: 72

約数和(自身を含む): 240765840

約数和(自身を除く): 139753940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 229, 275, 401, 458, 550, 802, 916, 1100, 1145, 1604, 2005, 2290, 2519, 4010, 4411, 4580, 5038, 5725, 8020, 8822, 10025, 10076, 11450, 12595, 17644, 20050, 22055, 22900, 25190, 40100, 44110, 50380, 62975, 88220, 91829, 110275, 125950, 183658, 220550, 251900, 367316, 441100, 459145, 918290, 1010119, 1836580, 2020238, 2295725, 4040476, 4591450, 5050595, 9182900, 10101190, 20202380, 25252975, 50505950, 101011900]

約数ペア:

[(1, 101011900), (2, 50505950), (4, 25252975), (5, 20202380), (10, 10101190), (11, 9182900), (20, 5050595), (22, 4591450), (25, 4040476), (44, 2295725), (50, 2020238), (55, 1836580), (100, 1010119), (110, 918290), (220, 459145), (229, 441100), (275, 367316), (401, 251900), (458, 220550), (550, 183658), (802, 125950), (916, 110275), (1100, 91829), (1145, 88220), (1604, 62975), (2005, 50380), (2290, 44110), (2519, 40100), (4010, 25190), (4411, 22900), (4580, 22055), (5038, 20050), (5725, 17644), (8020, 12595), (8822, 11450), (10025, 10076)]