31004470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 66531456

約数和(自身を除く): 35526986

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 61, 70, 106, 122, 137, 265, 274, 305, 371, 427, 530, 610, 685, 742, 854, 959, 1370, 1855, 1918, 2135, 3233, 3710, 4270, 4795, 6466, 7261, 8357, 9590, 14522, 16165, 16714, 22631, 32330, 36305, 41785, 45262, 50827, 58499, 72610, 83570, 101654, 113155, 116998, 226310, 254135, 292495, 442921, 508270, 584990, 885842, 2214605, 3100447, 4429210, 6200894, 15502235, 31004470]

約数ペア:

[(1, 31004470), (2, 15502235), (5, 6200894), (7, 4429210), (10, 3100447), (14, 2214605), (35, 885842), (53, 584990), (61, 508270), (70, 442921), (106, 292495), (122, 254135), (137, 226310), (265, 116998), (274, 113155), (305, 101654), (371, 83570), (427, 72610), (530, 58499), (610, 50827), (685, 45262), (742, 41785), (854, 36305), (959, 32330), (1370, 22631), (1855, 16714), (1918, 16165), (2135, 14522), (3233, 9590), (3710, 8357), (4270, 7261), (4795, 6466)]