419132090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{104003}}^1$

素因数の和:104054

約数の個数: 32

約数和(自身を含む): 838688256

約数和(自身を除く): 419556166

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 104003, 208006, 520015, 1040030, 1352039, 2704078, 3224093, 6448186, 6760195, 13520390, 16120465, 32240930, 41913209, 83826418, 209566045, 419132090]

約数ペア:

[(1, 419132090), (2, 209566045), (5, 83826418), (10, 41913209), (13, 32240930), (26, 16120465), (31, 13520390), (62, 6760195), (65, 6448186), (130, 3224093), (155, 2704078), (310, 1352039), (403, 1040030), (806, 520015), (2015, 208006), (4030, 104003)]