51541700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2539}}^1$

素因数の和:2589

約数の個数: 72

約数和(自身を含む): 132283200

約数和(自身を除く): 80741500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 50, 58, 70, 100, 116, 140, 145, 175, 203, 290, 350, 406, 580, 700, 725, 812, 1015, 1450, 2030, 2539, 2900, 4060, 5075, 5078, 10150, 10156, 12695, 17773, 20300, 25390, 35546, 50780, 63475, 71092, 73631, 88865, 126950, 147262, 177730, 253900, 294524, 355460, 368155, 444325, 515417, 736310, 888650, 1030834, 1472620, 1777300, 1840775, 2061668, 2577085, 3681550, 5154170, 7363100, 10308340, 12885425, 25770850, 51541700]

約数ペア:

[(1, 51541700), (2, 25770850), (4, 12885425), (5, 10308340), (7, 7363100), (10, 5154170), (14, 3681550), (20, 2577085), (25, 2061668), (28, 1840775), (29, 1777300), (35, 1472620), (50, 1030834), (58, 888650), (70, 736310), (100, 515417), (116, 444325), (140, 368155), (145, 355460), (175, 294524), (203, 253900), (290, 177730), (350, 147262), (406, 126950), (580, 88865), (700, 73631), (725, 71092), (812, 63475), (1015, 50780), (1450, 35546), (2030, 25390), (2539, 20300), (2900, 17773), (4060, 12695), (5075, 10156), (5078, 10150)]