155961728

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4933}}^1$

素因数の和:4979

約数の個数: 64

約数和(自身を含む): 352287600

約数和(自身を除く): 196325872

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 304, 416, 494, 608, 832, 988, 1216, 1664, 1976, 2432, 3952, 4933, 7904, 9866, 15808, 19732, 31616, 39464, 64129, 78928, 93727, 128258, 157856, 187454, 256516, 315712, 374908, 513032, 631424, 749816, 1026064, 1218451, 1499632, 2052128, 2436902, 2999264, 4104256, 4873804, 5998528, 8208512, 9747608, 11997056, 19495216, 38990432, 77980864, 155961728]

約数ペア:

[(1, 155961728), (2, 77980864), (4, 38990432), (8, 19495216), (13, 11997056), (16, 9747608), (19, 8208512), (26, 5998528), (32, 4873804), (38, 4104256), (52, 2999264), (64, 2436902), (76, 2052128), (104, 1499632), (128, 1218451), (152, 1026064), (208, 749816), (247, 631424), (304, 513032), (416, 374908), (494, 315712), (608, 256516), (832, 187454), (988, 157856), (1216, 128258), (1664, 93727), (1976, 78928), (2432, 64129), (3952, 39464), (4933, 31616), (7904, 19732), (9866, 15808)]