54139580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 130394880

約数和(自身を除く): 76255300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 59, 86, 97, 110, 118, 172, 194, 215, 220, 236, 295, 388, 430, 473, 485, 590, 649, 860, 946, 970, 1067, 1180, 1298, 1892, 1940, 2134, 2365, 2537, 2596, 3245, 4171, 4268, 4730, 5074, 5335, 5723, 6490, 8342, 9460, 10148, 10670, 11446, 12685, 12980, 16684, 20855, 21340, 22892, 25370, 27907, 28615, 41710, 45881, 50740, 55814, 57230, 62953, 83420, 91762, 111628, 114460, 125906, 139535, 183524, 229405, 246089, 251812, 279070, 314765, 458810, 492178, 558140, 629530, 917620, 984356, 1230445, 1259060, 2460890, 2706979, 4921780, 5413958, 10827916, 13534895, 27069790, 54139580]

約数ペア:

[(1, 54139580), (2, 27069790), (4, 13534895), (5, 10827916), (10, 5413958), (11, 4921780), (20, 2706979), (22, 2460890), (43, 1259060), (44, 1230445), (55, 984356), (59, 917620), (86, 629530), (97, 558140), (110, 492178), (118, 458810), (172, 314765), (194, 279070), (215, 251812), (220, 246089), (236, 229405), (295, 183524), (388, 139535), (430, 125906), (473, 114460), (485, 111628), (590, 91762), (649, 83420), (860, 62953), (946, 57230), (970, 55814), (1067, 50740), (1180, 45881), (1298, 41710), (1892, 28615), (1940, 27907), (2134, 25370), (2365, 22892), (2537, 21340), (2596, 20855), (3245, 16684), (4171, 12980), (4268, 12685), (4730, 11446), (5074, 10670), (5335, 10148), (5723, 9460), (6490, 8342)]