207312950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1619}}^1$

素因数の和:1841

約数の個数: 48

約数和(自身を含む): 417629520

約数和(自身を除く): 210316570

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 197, 325, 394, 650, 985, 1619, 1970, 2561, 3238, 4925, 5122, 8095, 9850, 12805, 16190, 21047, 25610, 40475, 42094, 64025, 80950, 105235, 128050, 210470, 318943, 526175, 637886, 1052350, 1594715, 3189430, 4146259, 7973575, 8292518, 15947150, 20731295, 41462590, 103656475, 207312950]

約数ペア:

[(1, 207312950), (2, 103656475), (5, 41462590), (10, 20731295), (13, 15947150), (25, 8292518), (26, 7973575), (50, 4146259), (65, 3189430), (130, 1594715), (197, 1052350), (325, 637886), (394, 526175), (650, 318943), (985, 210470), (1619, 128050), (1970, 105235), (2561, 80950), (3238, 64025), (4925, 42094), (5122, 40475), (8095, 25610), (9850, 21047), (12805, 16190)]