31268090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 67772160

約数和(自身を除く): 36504070

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 73, 145, 146, 203, 211, 290, 365, 406, 422, 511, 730, 1015, 1022, 1055, 1477, 2030, 2110, 2117, 2555, 2954, 4234, 5110, 6119, 7385, 10585, 12238, 14770, 14819, 15403, 21170, 29638, 30595, 30806, 42833, 61190, 74095, 77015, 85666, 107821, 148190, 154030, 214165, 215642, 428330, 446687, 539105, 893374, 1078210, 2233435, 3126809, 4466870, 6253618, 15634045, 31268090]

約数ペア:

[(1, 31268090), (2, 15634045), (5, 6253618), (7, 4466870), (10, 3126809), (14, 2233435), (29, 1078210), (35, 893374), (58, 539105), (70, 446687), (73, 428330), (145, 215642), (146, 214165), (203, 154030), (211, 148190), (290, 107821), (365, 85666), (406, 77015), (422, 74095), (511, 61190), (730, 42833), (1015, 30806), (1022, 30595), (1055, 29638), (1477, 21170), (2030, 15403), (2110, 14819), (2117, 14770), (2555, 12238), (2954, 10585), (4234, 7385), (5110, 6119)]