25921700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1949}}^1$

素因数の和:1989

約数の個数: 72

約数和(自身を含む): 67704000

約数和(自身を除く): 41782300

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 133, 140, 175, 190, 266, 350, 380, 475, 532, 665, 700, 950, 1330, 1900, 1949, 2660, 3325, 3898, 6650, 7796, 9745, 13300, 13643, 19490, 27286, 37031, 38980, 48725, 54572, 68215, 74062, 97450, 136430, 148124, 185155, 194900, 259217, 272860, 341075, 370310, 518434, 682150, 740620, 925775, 1036868, 1296085, 1364300, 1851550, 2592170, 3703100, 5184340, 6480425, 12960850, 25921700]

約数ペア:

[(1, 25921700), (2, 12960850), (4, 6480425), (5, 5184340), (7, 3703100), (10, 2592170), (14, 1851550), (19, 1364300), (20, 1296085), (25, 1036868), (28, 925775), (35, 740620), (38, 682150), (50, 518434), (70, 370310), (76, 341075), (95, 272860), (100, 259217), (133, 194900), (140, 185155), (175, 148124), (190, 136430), (266, 97450), (350, 74062), (380, 68215), (475, 54572), (532, 48725), (665, 38980), (700, 37031), (950, 27286), (1330, 19490), (1900, 13643), (1949, 13300), (2660, 9745), (3325, 7796), (3898, 6650)]