166804550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:462

約数の個数: 72

約数和(自身を含む): 346332000

約数和(自身を除く): 179527450

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 79, 110, 121, 158, 242, 275, 349, 395, 550, 605, 698, 790, 869, 1210, 1738, 1745, 1975, 3025, 3490, 3839, 3950, 4345, 6050, 7678, 8690, 8725, 9559, 17450, 19118, 19195, 21725, 27571, 38390, 42229, 43450, 47795, 55142, 84458, 95590, 95975, 137855, 191950, 211145, 238975, 275710, 303281, 422290, 477950, 606562, 689275, 1055725, 1378550, 1516405, 2111450, 3032810, 3336091, 6672182, 7582025, 15164050, 16680455, 33360910, 83402275, 166804550]

約数ペア:

[(1, 166804550), (2, 83402275), (5, 33360910), (10, 16680455), (11, 15164050), (22, 7582025), (25, 6672182), (50, 3336091), (55, 3032810), (79, 2111450), (110, 1516405), (121, 1378550), (158, 1055725), (242, 689275), (275, 606562), (349, 477950), (395, 422290), (550, 303281), (605, 275710), (698, 238975), (790, 211145), (869, 191950), (1210, 137855), (1738, 95975), (1745, 95590), (1975, 84458), (3025, 55142), (3490, 47795), (3839, 43450), (3950, 42229), (4345, 38390), (6050, 27571), (7678, 21725), (8690, 19195), (8725, 19118), (9559, 17450)]