897216100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{42929}}^1$

素因数の和:42973

約数の個数: 72

約数和(自身を含む): 2235794400

約数和(自身を除く): 1338578300

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 418, 475, 550, 836, 950, 1045, 1100, 1900, 2090, 4180, 5225, 10450, 20900, 42929, 85858, 171716, 214645, 429290, 472219, 815651, 858580, 944438, 1073225, 1631302, 1888876, 2146450, 2361095, 3262604, 4078255, 4292900, 4722190, 8156510, 8972161, 9444380, 11805475, 16313020, 17944322, 20391275, 23610950, 35888644, 40782550, 44860805, 47221900, 81565100, 89721610, 179443220, 224304025, 448608050, 897216100]

約数ペア:

[(1, 897216100), (2, 448608050), (4, 224304025), (5, 179443220), (10, 89721610), (11, 81565100), (19, 47221900), (20, 44860805), (22, 40782550), (25, 35888644), (38, 23610950), (44, 20391275), (50, 17944322), (55, 16313020), (76, 11805475), (95, 9444380), (100, 8972161), (110, 8156510), (190, 4722190), (209, 4292900), (220, 4078255), (275, 3262604), (380, 2361095), (418, 2146450), (475, 1888876), (550, 1631302), (836, 1073225), (950, 944438), (1045, 858580), (1100, 815651), (1900, 472219), (2090, 429290), (4180, 214645), (5225, 171716), (10450, 85858), (20900, 42929)]