80720838

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{13151}}^1$

素因数の和:13201

約数の個数: 48

約数和(自身を含む): 196964352

約数和(自身を除く): 116243514

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 31, 33, 62, 66, 93, 99, 186, 198, 279, 341, 558, 682, 1023, 2046, 3069, 6138, 13151, 26302, 39453, 78906, 118359, 144661, 236718, 289322, 407681, 433983, 815362, 867966, 1223043, 1301949, 2446086, 2603898, 3669129, 4484491, 7338258, 8968982, 13453473, 26906946, 40360419, 80720838]

約数ペア:

[(1, 80720838), (2, 40360419), (3, 26906946), (6, 13453473), (9, 8968982), (11, 7338258), (18, 4484491), (22, 3669129), (31, 2603898), (33, 2446086), (62, 1301949), (66, 1223043), (93, 867966), (99, 815362), (186, 433983), (198, 407681), (279, 289322), (341, 236718), (558, 144661), (682, 118359), (1023, 78906), (2046, 39453), (3069, 26302), (6138, 13151)]