78014723900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{673121}}^1$

素因数の和:673215

約数の個数: 72

約数和(自身を含む): 181123667760

約数和(自身を除く): 103108943860

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 61, 76, 95, 100, 122, 190, 244, 305, 380, 475, 610, 950, 1159, 1220, 1525, 1900, 2318, 3050, 4636, 5795, 6100, 11590, 23180, 28975, 57950, 115900, 673121, 1346242, 2692484, 3365605, 6731210, 12789299, 13462420, 16828025, 25578598, 33656050, 41060381, 51157196, 63946495, 67312100, 82120762, 127892990, 164241524, 205301905, 255785980, 319732475, 410603810, 639464950, 780147239, 821207620, 1026509525, 1278929900, 1560294478, 2053019050, 3120588956, 3900736195, 4106038100, 7801472390, 15602944780, 19503680975, 39007361950, 78014723900]

約数ペア:

[(1, 78014723900), (2, 39007361950), (4, 19503680975), (5, 15602944780), (10, 7801472390), (19, 4106038100), (20, 3900736195), (25, 3120588956), (38, 2053019050), (50, 1560294478), (61, 1278929900), (76, 1026509525), (95, 821207620), (100, 780147239), (122, 639464950), (190, 410603810), (244, 319732475), (305, 255785980), (380, 205301905), (475, 164241524), (610, 127892990), (950, 82120762), (1159, 67312100), (1220, 63946495), (1525, 51157196), (1900, 41060381), (2318, 33656050), (3050, 25578598), (4636, 16828025), (5795, 13462420), (6100, 12789299), (11590, 6731210), (23180, 3365605), (28975, 2692484), (57950, 1346242), (115900, 673121)]