19030667900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{659}}^1\times {\mathrm{15199}}^1$

素因数の和:15891

約数の個数: 72

約数和(自身を含む): 43538880000

約数和(自身を除く): 24508212100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 659, 950, 1318, 1900, 2636, 3295, 6590, 12521, 13180, 15199, 16475, 25042, 30398, 32950, 50084, 60796, 62605, 65900, 75995, 125210, 151990, 250420, 288781, 303980, 313025, 379975, 577562, 626050, 759950, 1155124, 1252100, 1443905, 1519900, 2887810, 5775620, 7219525, 10016141, 14439050, 20032282, 28878100, 40064564, 50080705, 100161410, 190306679, 200322820, 250403525, 380613358, 500807050, 761226716, 951533395, 1001614100, 1903066790, 3806133580, 4757666975, 9515333950, 19030667900]

約数ペア:

[(1, 19030667900), (2, 9515333950), (4, 4757666975), (5, 3806133580), (10, 1903066790), (19, 1001614100), (20, 951533395), (25, 761226716), (38, 500807050), (50, 380613358), (76, 250403525), (95, 200322820), (100, 190306679), (190, 100161410), (380, 50080705), (475, 40064564), (659, 28878100), (950, 20032282), (1318, 14439050), (1900, 10016141), (2636, 7219525), (3295, 5775620), (6590, 2887810), (12521, 1519900), (13180, 1443905), (15199, 1252100), (16475, 1155124), (25042, 759950), (30398, 626050), (32950, 577562), (50084, 379975), (60796, 313025), (62605, 303980), (65900, 288781), (75995, 250420), (125210, 151990)]