81869190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9127}}^1$

素因数の和:9173

約数の個数: 64

約数和(自身を含む): 220824576

約数和(自身を除く): 138955386

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 195, 230, 299, 345, 390, 598, 690, 897, 1495, 1794, 2990, 4485, 8970, 9127, 18254, 27381, 45635, 54762, 91270, 118651, 136905, 209921, 237302, 273810, 355953, 419842, 593255, 629763, 711906, 1049605, 1186510, 1259526, 1779765, 2099210, 2728973, 3148815, 3559530, 5457946, 6297630, 8186919, 13644865, 16373838, 27289730, 40934595, 81869190]

約数ペア:

[(1, 81869190), (2, 40934595), (3, 27289730), (5, 16373838), (6, 13644865), (10, 8186919), (13, 6297630), (15, 5457946), (23, 3559530), (26, 3148815), (30, 2728973), (39, 2099210), (46, 1779765), (65, 1259526), (69, 1186510), (78, 1049605), (115, 711906), (130, 629763), (138, 593255), (195, 419842), (230, 355953), (299, 273810), (345, 237302), (390, 209921), (598, 136905), (690, 118651), (897, 91270), (1495, 54762), (1794, 45635), (2990, 27381), (4485, 18254), (8970, 9127)]