18617126095

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{487}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 23802004800

約数和(自身を除く): 5184878705

約数列:

[1, 5, 23, 97, 115, 149, 485, 487, 529, 745, 2231, 2435, 2645, 3427, 11155, 11201, 14453, 17135, 47239, 51313, 56005, 72265, 72563, 78821, 236195, 256565, 257623, 332419, 362815, 394105, 1086497, 1288115, 1662095, 1668949, 5432485, 7038611, 7645637, 8344745, 24989431, 35193055, 38228185, 38385827, 124947155, 161888053, 191929135, 809440265, 3723425219, 18617126095]

約数ペア:

[(1, 18617126095), (5, 3723425219), (23, 809440265), (97, 191929135), (115, 161888053), (149, 124947155), (485, 38385827), (487, 38228185), (529, 35193055), (745, 24989431), (2231, 8344745), (2435, 7645637), (2645, 7038611), (3427, 5432485), (11155, 1668949), (11201, 1662095), (14453, 1288115), (17135, 1086497), (47239, 394105), (51313, 362815), (56005, 332419), (72265, 257623), (72563, 256565), (78821, 236195)]