8271620045

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{19751}}^1$

素因数の和:20165

約数の個数: 32

約数和(自身を含む): 11348709120

約数和(自身を除く): 3077089075

約数列:

[1, 5, 13, 17, 65, 85, 221, 379, 1105, 1895, 4927, 6443, 19751, 24635, 32215, 83759, 98755, 256763, 335767, 418795, 1283815, 1678835, 4364971, 7485629, 21824855, 37428145, 97313177, 127255693, 486565885, 636278465, 1654324009, 8271620045]

約数ペア:

[(1, 8271620045), (5, 1654324009), (13, 636278465), (17, 486565885), (65, 127255693), (85, 97313177), (221, 37428145), (379, 21824855), (1105, 7485629), (1895, 4364971), (4927, 1678835), (6443, 1283815), (19751, 418795), (24635, 335767), (32215, 256763), (83759, 98755)]