80821812364

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{619}}^1\times {\mathrm{4091}}^1$

素因数の和:4894

約数の個数: 48

約数和(自身を含む): 144915724800

約数和(自身を除く): 64093912436

約数列:

[1, 2, 4, 79, 101, 158, 202, 316, 404, 619, 1238, 2476, 4091, 7979, 8182, 15958, 16364, 31916, 48901, 62519, 97802, 125038, 195604, 250076, 323189, 413191, 646378, 826382, 1292756, 1652764, 2532329, 4939001, 5064658, 9878002, 10129316, 19756004, 32642089, 65284178, 130568356, 200053991, 255765229, 400107982, 511530458, 800215964, 1023060916, 20205453091, 40410906182, 80821812364]

約数ペア:

[(1, 80821812364), (2, 40410906182), (4, 20205453091), (79, 1023060916), (101, 800215964), (158, 511530458), (202, 400107982), (316, 255765229), (404, 200053991), (619, 130568356), (1238, 65284178), (2476, 32642089), (4091, 19756004), (7979, 10129316), (8182, 9878002), (15958, 5064658), (16364, 4939001), (31916, 2532329), (48901, 1652764), (62519, 1292756), (97802, 826382), (125038, 646378), (195604, 413191), (250076, 323189)]