31248992

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:184

約数の個数: 72

約数和(自身を含む): 68080320

約数和(自身を除く): 36831328

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 68, 109, 124, 136, 218, 248, 272, 289, 436, 496, 527, 544, 578, 872, 992, 1054, 1156, 1744, 1853, 2108, 2312, 3379, 3488, 3706, 4216, 4624, 6758, 7412, 8432, 8959, 9248, 13516, 14824, 16864, 17918, 27032, 29648, 31501, 35836, 54064, 57443, 59296, 63002, 71672, 108128, 114886, 126004, 143344, 229772, 252008, 286688, 459544, 504016, 919088, 976531, 1008032, 1838176, 1953062, 3906124, 7812248, 15624496, 31248992]

約数ペア:

[(1, 31248992), (2, 15624496), (4, 7812248), (8, 3906124), (16, 1953062), (17, 1838176), (31, 1008032), (32, 976531), (34, 919088), (62, 504016), (68, 459544), (109, 286688), (124, 252008), (136, 229772), (218, 143344), (248, 126004), (272, 114886), (289, 108128), (436, 71672), (496, 63002), (527, 59296), (544, 57443), (578, 54064), (872, 35836), (992, 31501), (1054, 29648), (1156, 27032), (1744, 17918), (1853, 16864), (2108, 14824), (2312, 13516), (3379, 9248), (3488, 8959), (3706, 8432), (4216, 7412), (4624, 6758)]