201972095

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{983}}^1$

素因数の和:1139

約数の個数: 32

約数和(自身を含む): 272764800

約数和(自身を除く): 70792705

約数列:

[1, 5, 13, 29, 65, 109, 145, 377, 545, 983, 1417, 1885, 3161, 4915, 7085, 12779, 15805, 28507, 41093, 63895, 107147, 142535, 205465, 370591, 535735, 1392911, 1852955, 3107263, 6964555, 15536315, 40394419, 201972095]

約数ペア:

[(1, 201972095), (5, 40394419), (13, 15536315), (29, 6964555), (65, 3107263), (109, 1852955), (145, 1392911), (377, 535735), (545, 370591), (983, 205465), (1417, 142535), (1885, 107147), (3161, 63895), (4915, 41093), (7085, 28507), (12779, 15805)]