155577565

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 224155008

約数和(自身を除く): 68577443

約数列:

[1, 5, 11, 13, 55, 65, 121, 131, 143, 151, 605, 655, 715, 755, 1441, 1573, 1661, 1703, 1963, 7205, 7865, 8305, 8515, 9815, 15851, 18271, 18733, 19781, 21593, 79255, 91355, 93665, 98905, 107965, 206063, 217591, 237523, 257153, 1030315, 1087955, 1187615, 1285765, 2393501, 2828683, 11967505, 14143415, 31115513, 155577565]

約数ペア:

[(1, 155577565), (5, 31115513), (11, 14143415), (13, 11967505), (55, 2828683), (65, 2393501), (121, 1285765), (131, 1187615), (143, 1087955), (151, 1030315), (605, 257153), (655, 237523), (715, 217591), (755, 206063), (1441, 107965), (1573, 98905), (1661, 93665), (1703, 91355), (1963, 79255), (7205, 21593), (7865, 19781), (8305, 18733), (8515, 18271), (9815, 15851)]