80869750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{167}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 165110400

約数和(自身を除く): 84240650

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 149, 167, 250, 298, 325, 334, 650, 745, 835, 1490, 1625, 1670, 1937, 2171, 3250, 3725, 3874, 4175, 4342, 7450, 8350, 9685, 10855, 18625, 19370, 20875, 21710, 24883, 37250, 41750, 48425, 49766, 54275, 96850, 108550, 124415, 242125, 248830, 271375, 323479, 484250, 542750, 622075, 646958, 1244150, 1617395, 3110375, 3234790, 6220750, 8086975, 16173950, 40434875, 80869750]

約数ペア:

[(1, 80869750), (2, 40434875), (5, 16173950), (10, 8086975), (13, 6220750), (25, 3234790), (26, 3110375), (50, 1617395), (65, 1244150), (125, 646958), (130, 622075), (149, 542750), (167, 484250), (250, 323479), (298, 271375), (325, 248830), (334, 242125), (650, 124415), (745, 108550), (835, 96850), (1490, 54275), (1625, 49766), (1670, 48425), (1937, 41750), (2171, 37250), (3250, 24883), (3725, 21710), (3874, 20875), (4175, 19370), (4342, 18625), (7450, 10855), (8350, 9685)]