206578900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{11047}}^1$

素因数の和:11089

約数の個数: 72

約数和(自身を含む): 517841856

約数和(自身を除く): 311262956

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 44, 50, 55, 68, 85, 100, 110, 170, 187, 220, 275, 340, 374, 425, 550, 748, 850, 935, 1100, 1700, 1870, 3740, 4675, 9350, 11047, 18700, 22094, 44188, 55235, 110470, 121517, 187799, 220940, 243034, 276175, 375598, 486068, 552350, 607585, 751196, 938995, 1104700, 1215170, 1877990, 2065789, 2430340, 3037925, 3755980, 4131578, 4694975, 6075850, 8263156, 9389950, 10328945, 12151700, 18779900, 20657890, 41315780, 51644725, 103289450, 206578900]

約数ペア:

[(1, 206578900), (2, 103289450), (4, 51644725), (5, 41315780), (10, 20657890), (11, 18779900), (17, 12151700), (20, 10328945), (22, 9389950), (25, 8263156), (34, 6075850), (44, 4694975), (50, 4131578), (55, 3755980), (68, 3037925), (85, 2430340), (100, 2065789), (110, 1877990), (170, 1215170), (187, 1104700), (220, 938995), (275, 751196), (340, 607585), (374, 552350), (425, 486068), (550, 375598), (748, 276175), (850, 243034), (935, 220940), (1100, 187799), (1700, 121517), (1870, 110470), (3740, 55235), (4675, 44188), (9350, 22094), (11047, 18700)]