78345215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{659}}^1$

素因数の和:767

約数の個数: 32

約数和(自身を含む): 106444800

約数和(自身を除く): 28099585

約数列:

[1, 5, 13, 31, 59, 65, 155, 295, 403, 659, 767, 1829, 2015, 3295, 3835, 8567, 9145, 20429, 23777, 38881, 42835, 102145, 118885, 194405, 265577, 505453, 1205311, 1327885, 2527265, 6026555, 15669043, 78345215]

約数ペア:

[(1, 78345215), (5, 15669043), (13, 6026555), (31, 2527265), (59, 1327885), (65, 1205311), (155, 505453), (295, 265577), (403, 194405), (659, 118885), (767, 102145), (1829, 42835), (2015, 38881), (3295, 23777), (3835, 20429), (8567, 9145)]