20050866900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{113}}^1\times {\mathrm{65719}}^1$

素因数の和:65855

約数の個数: 144

約数和(自身を含む): 65031254400

約数和(自身を除く): 44980387500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 113, 135, 150, 180, 225, 226, 270, 300, 339, 450, 452, 540, 565, 675, 678, 900, 1017, 1130, 1350, 1356, 1695, 2034, 2260, 2700, 2825, 3051, 3390, 4068, 5085, 5650, 6102, 6780, 8475, 10170, 11300, 12204, 15255, 16950, 20340, 25425, 30510, 33900, 50850, 61020, 65719, 76275, 101700, 131438, 152550, 197157, 262876, 305100, 328595, 394314, 591471, 657190, 788628, 985785, 1182942, 1314380, 1642975, 1774413, 1971570, 2365884, 2957355, 3285950, 3548826, 3943140, 4928925, 5914710, 6571900, 7097652, 7426247, 8872065, 9857850, 11829420, 14786775, 14852494, 17744130, 19715700, 22278741, 29573550, 29704988, 35488260, 37131235, 44360325, 44557482, 59147100, 66836223, 74262470, 88720650, 89114964, 111393705, 133672446, 148524940, 177441300, 185656175, 200508669, 222787410, 267344892, 334181115, 371312350, 401017338, 445574820, 556968525, 668362230, 742624700, 802034676, 1002543345, 1113937050, 1336724460, 1670905575, 2005086690, 2227874100, 3341811150, 4010173380, 5012716725, 6683622300, 10025433450, 20050866900]

約数ペア:

[(1, 20050866900), (2, 10025433450), (3, 6683622300), (4, 5012716725), (5, 4010173380), (6, 3341811150), (9, 2227874100), (10, 2005086690), (12, 1670905575), (15, 1336724460), (18, 1113937050), (20, 1002543345), (25, 802034676), (27, 742624700), (30, 668362230), (36, 556968525), (45, 445574820), (50, 401017338), (54, 371312350), (60, 334181115), (75, 267344892), (90, 222787410), (100, 200508669), (108, 185656175), (113, 177441300), (135, 148524940), (150, 133672446), (180, 111393705), (225, 89114964), (226, 88720650), (270, 74262470), (300, 66836223), (339, 59147100), (450, 44557482), (452, 44360325), (540, 37131235), (565, 35488260), (675, 29704988), (678, 29573550), (900, 22278741), (1017, 19715700), (1130, 17744130), (1350, 14852494), (1356, 14786775), (1695, 11829420), (2034, 9857850), (2260, 8872065), (2700, 7426247), (2825, 7097652), (3051, 6571900), (3390, 5914710), (4068, 4928925), (5085, 3943140), (5650, 3548826), (6102, 3285950), (6780, 2957355), (8475, 2365884), (10170, 1971570), (11300, 1774413), (12204, 1642975), (15255, 1314380), (16950, 1182942), (20340, 985785), (25425, 788628), (30510, 657190), (33900, 591471), (50850, 394314), (61020, 328595), (65719, 305100), (76275, 262876), (101700, 197157), (131438, 152550)]