72124100

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:345

約数の個数: 72

約数和(自身を含む): 163171848

約数和(自身を除く): 91047748

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 101, 148, 185, 193, 202, 370, 386, 404, 505, 740, 772, 925, 965, 1010, 1850, 1930, 2020, 2525, 3700, 3737, 3860, 4825, 5050, 7141, 7474, 9650, 10100, 14282, 14948, 18685, 19300, 19493, 28564, 35705, 37370, 38986, 71410, 74740, 77972, 93425, 97465, 142820, 178525, 186850, 194930, 357050, 373700, 389860, 487325, 714100, 721241, 974650, 1442482, 1949300, 2884964, 3606205, 7212410, 14424820, 18031025, 36062050, 72124100]

約数ペア:

[(1, 72124100), (2, 36062050), (4, 18031025), (5, 14424820), (10, 7212410), (20, 3606205), (25, 2884964), (37, 1949300), (50, 1442482), (74, 974650), (100, 721241), (101, 714100), (148, 487325), (185, 389860), (193, 373700), (202, 357050), (370, 194930), (386, 186850), (404, 178525), (505, 142820), (740, 97465), (772, 93425), (925, 77972), (965, 74740), (1010, 71410), (1850, 38986), (1930, 37370), (2020, 35705), (2525, 28564), (3700, 19493), (3737, 19300), (3860, 18685), (4825, 14948), (5050, 14282), (7141, 10100), (7474, 9650)]