31980065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1$

素因数の和:377

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 11565535

約数列:

[1, 5, 13, 31, 59, 65, 155, 269, 295, 403, 767, 1345, 1829, 2015, 3497, 3835, 8339, 9145, 15871, 17485, 23777, 41695, 79355, 108407, 118885, 206323, 492001, 542035, 1031615, 2460005, 6396013, 31980065]

約数ペア:

[(1, 31980065), (5, 6396013), (13, 2460005), (31, 1031615), (59, 542035), (65, 492001), (155, 206323), (269, 118885), (295, 108407), (403, 79355), (767, 41695), (1345, 23777), (1829, 17485), (2015, 15871), (3497, 9145), (3835, 8339)]