25543140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1077

約数の個数: 96

約数和(自身を含む): 83161344

約数和(自身を除く): 57618204

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 61, 70, 84, 105, 122, 140, 183, 210, 244, 305, 366, 420, 427, 610, 732, 854, 915, 997, 1220, 1281, 1708, 1830, 1994, 2135, 2562, 2991, 3660, 3988, 4270, 4985, 5124, 5982, 6405, 6979, 8540, 9970, 11964, 12810, 13958, 14955, 19940, 20937, 25620, 27916, 29910, 34895, 41874, 59820, 60817, 69790, 83748, 104685, 121634, 139580, 182451, 209370, 243268, 304085, 364902, 418740, 425719, 608170, 729804, 851438, 912255, 1216340, 1277157, 1702876, 1824510, 2128595, 2554314, 3649020, 4257190, 5108628, 6385785, 8514380, 12771570, 25543140]

約数ペア:

[(1, 25543140), (2, 12771570), (3, 8514380), (4, 6385785), (5, 5108628), (6, 4257190), (7, 3649020), (10, 2554314), (12, 2128595), (14, 1824510), (15, 1702876), (20, 1277157), (21, 1216340), (28, 912255), (30, 851438), (35, 729804), (42, 608170), (60, 425719), (61, 418740), (70, 364902), (84, 304085), (105, 243268), (122, 209370), (140, 182451), (183, 139580), (210, 121634), (244, 104685), (305, 83748), (366, 69790), (420, 60817), (427, 59820), (610, 41874), (732, 34895), (854, 29910), (915, 27916), (997, 25620), (1220, 20937), (1281, 19940), (1708, 14955), (1830, 13958), (1994, 12810), (2135, 11964), (2562, 9970), (2991, 8540), (3660, 6979), (3988, 6405), (4270, 5982), (4985, 5124)]