66264400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{8719}}^1$

素因数の和:8756

約数の個数: 60

約数和(自身を含む): 167598400

約数和(自身を除く): 101334000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 7600, 8719, 17438, 34876, 43595, 69752, 87190, 139504, 165661, 174380, 217975, 331322, 348760, 435950, 662644, 697520, 828305, 871900, 1325288, 1656610, 1743800, 2650576, 3313220, 3487600, 4141525, 6626440, 8283050, 13252880, 16566100, 33132200, 66264400]

約数ペア:

[(1, 66264400), (2, 33132200), (4, 16566100), (5, 13252880), (8, 8283050), (10, 6626440), (16, 4141525), (19, 3487600), (20, 3313220), (25, 2650576), (38, 1743800), (40, 1656610), (50, 1325288), (76, 871900), (80, 828305), (95, 697520), (100, 662644), (152, 435950), (190, 348760), (200, 331322), (304, 217975), (380, 174380), (400, 165661), (475, 139504), (760, 87190), (950, 69752), (1520, 43595), (1900, 34876), (3800, 17438), (7600, 8719)]