245646700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5107}}^1$

素因数の和:5171

約数の個数: 72

約数和(自身を含む): 589687952

約数和(自身を除く): 344041252

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 50, 52, 65, 74, 100, 130, 148, 185, 260, 325, 370, 481, 650, 740, 925, 962, 1300, 1850, 1924, 2405, 3700, 4810, 5107, 9620, 10214, 12025, 20428, 24050, 25535, 48100, 51070, 66391, 102140, 127675, 132782, 188959, 255350, 265564, 331955, 377918, 510700, 663910, 755836, 944795, 1327820, 1659775, 1889590, 2456467, 3319550, 3779180, 4723975, 4912934, 6639100, 9447950, 9825868, 12282335, 18895900, 24564670, 49129340, 61411675, 122823350, 245646700]

約数ペア:

[(1, 245646700), (2, 122823350), (4, 61411675), (5, 49129340), (10, 24564670), (13, 18895900), (20, 12282335), (25, 9825868), (26, 9447950), (37, 6639100), (50, 4912934), (52, 4723975), (65, 3779180), (74, 3319550), (100, 2456467), (130, 1889590), (148, 1659775), (185, 1327820), (260, 944795), (325, 755836), (370, 663910), (481, 510700), (650, 377918), (740, 331955), (925, 265564), (962, 255350), (1300, 188959), (1850, 132782), (1924, 127675), (2405, 102140), (3700, 66391), (4810, 51070), (5107, 48100), (9620, 25535), (10214, 24050), (12025, 20428)]