20750198785

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1\times {\mathrm{2417}}^1$

素因数の和:2793

約数の個数: 32

約数和(自身を含む): 25562863872

約数和(自身を除く): 4812665087

約数列:

[1, 5, 83, 137, 151, 415, 685, 755, 2417, 11371, 12085, 12533, 20687, 56855, 62665, 103435, 200611, 331129, 364967, 1003055, 1655645, 1717021, 1824835, 8585105, 27483707, 30292261, 50000479, 137418535, 151461305, 250002395, 4150039757, 20750198785]

約数ペア:

[(1, 20750198785), (5, 4150039757), (83, 250002395), (137, 151461305), (151, 137418535), (415, 50000479), (685, 30292261), (755, 27483707), (2417, 8585105), (11371, 1824835), (12085, 1717021), (12533, 1655645), (20687, 1003055), (56855, 364967), (62665, 331129), (103435, 200611)]