31200952328

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1571}}^1\times {\mathrm{27281}}^1$

素因数の和:28878

約数の個数: 64

約数和(自身を含む): 72050670720

約数和(自身を除く): 40849718392

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 1571, 3142, 6284, 10997, 12568, 20423, 21994, 27281, 40846, 43988, 54562, 81692, 87976, 109124, 142961, 163384, 190967, 218248, 285922, 354653, 381934, 571844, 709306, 763868, 1143688, 1418612, 1527736, 2482571, 2837224, 4965142, 9930284, 19860568, 42858451, 85716902, 171433804, 300009157, 342867608, 557159863, 600018314, 1114319726, 1200036628, 2228639452, 2400073256, 3900119041, 4457278904, 7800238082, 15600476164, 31200952328]

約数ペア:

[(1, 31200952328), (2, 15600476164), (4, 7800238082), (7, 4457278904), (8, 3900119041), (13, 2400073256), (14, 2228639452), (26, 1200036628), (28, 1114319726), (52, 600018314), (56, 557159863), (91, 342867608), (104, 300009157), (182, 171433804), (364, 85716902), (728, 42858451), (1571, 19860568), (3142, 9930284), (6284, 4965142), (10997, 2837224), (12568, 2482571), (20423, 1527736), (21994, 1418612), (27281, 1143688), (40846, 763868), (43988, 709306), (54562, 571844), (81692, 381934), (87976, 354653), (109124, 285922), (142961, 218248), (163384, 190967)]