1687968100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{185491}}^1$

素因数の和:185525

約数の個数: 72

約数和(自身を含む): 4508197568

約数和(自身を除く): 2820229468

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1820, 2275, 4550, 9100, 185491, 370982, 741964, 927455, 1298437, 1854910, 2411383, 2596874, 3709820, 4637275, 4822766, 5193748, 6492185, 9274550, 9645532, 12056915, 12984370, 16879681, 18549100, 24113830, 25968740, 32460925, 33759362, 48227660, 60284575, 64921850, 67518724, 84398405, 120569150, 129843700, 168796810, 241138300, 337593620, 421992025, 843984050, 1687968100]

約数ペア:

[(1, 1687968100), (2, 843984050), (4, 421992025), (5, 337593620), (7, 241138300), (10, 168796810), (13, 129843700), (14, 120569150), (20, 84398405), (25, 67518724), (26, 64921850), (28, 60284575), (35, 48227660), (50, 33759362), (52, 32460925), (65, 25968740), (70, 24113830), (91, 18549100), (100, 16879681), (130, 12984370), (140, 12056915), (175, 9645532), (182, 9274550), (260, 6492185), (325, 5193748), (350, 4822766), (364, 4637275), (455, 3709820), (650, 2596874), (700, 2411383), (910, 1854910), (1300, 1298437), (1820, 927455), (2275, 741964), (4550, 370982), (9100, 185491)]