31283576

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 65664000

約数和(自身を除く): 34380424

約数列:

[1, 2, 4, 8, 19, 29, 38, 47, 58, 76, 94, 116, 151, 152, 188, 232, 302, 376, 551, 604, 893, 1102, 1208, 1363, 1786, 2204, 2726, 2869, 3572, 4379, 4408, 5452, 5738, 7097, 7144, 8758, 10904, 11476, 14194, 17516, 22952, 25897, 28388, 35032, 51794, 56776, 83201, 103588, 134843, 166402, 205813, 207176, 269686, 332804, 411626, 539372, 665608, 823252, 1078744, 1646504, 3910447, 7820894, 15641788, 31283576]

約数ペア:

[(1, 31283576), (2, 15641788), (4, 7820894), (8, 3910447), (19, 1646504), (29, 1078744), (38, 823252), (47, 665608), (58, 539372), (76, 411626), (94, 332804), (116, 269686), (151, 207176), (152, 205813), (188, 166402), (232, 134843), (302, 103588), (376, 83201), (551, 56776), (604, 51794), (893, 35032), (1102, 28388), (1208, 25897), (1363, 22952), (1786, 17516), (2204, 14194), (2726, 11476), (2869, 10904), (3572, 8758), (4379, 7144), (4408, 7097), (5452, 5738)]