42571900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1079

約数の個数: 72

約数和(自身を含む): 107416736

約数和(自身を除く): 64844836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 61, 70, 100, 122, 140, 175, 244, 305, 350, 427, 610, 700, 854, 997, 1220, 1525, 1708, 1994, 2135, 3050, 3988, 4270, 4985, 6100, 6979, 8540, 9970, 10675, 13958, 19940, 21350, 24925, 27916, 34895, 42700, 49850, 60817, 69790, 99700, 121634, 139580, 174475, 243268, 304085, 348950, 425719, 608170, 697900, 851438, 1216340, 1520425, 1702876, 2128595, 3040850, 4257190, 6081700, 8514380, 10642975, 21285950, 42571900]

約数ペア:

[(1, 42571900), (2, 21285950), (4, 10642975), (5, 8514380), (7, 6081700), (10, 4257190), (14, 3040850), (20, 2128595), (25, 1702876), (28, 1520425), (35, 1216340), (50, 851438), (61, 697900), (70, 608170), (100, 425719), (122, 348950), (140, 304085), (175, 243268), (244, 174475), (305, 139580), (350, 121634), (427, 99700), (610, 69790), (700, 60817), (854, 49850), (997, 42700), (1220, 34895), (1525, 27916), (1708, 24925), (1994, 21350), (2135, 19940), (3050, 13958), (3988, 10675), (4270, 9970), (4985, 8540), (6100, 6979)]