2631754475

素因数分解:

$5^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:453

約数の個数: 72

約数和(自身を含む): 3893054400

約数和(自身を除く): 1261299925

約数列:

[1, 5, 7, 25, 35, 49, 89, 101, 175, 239, 245, 445, 505, 623, 707, 1195, 1225, 1673, 2225, 2525, 3115, 3535, 4361, 4949, 5975, 8365, 8989, 11711, 15575, 17675, 21271, 21805, 24139, 24745, 41825, 44945, 58555, 62923, 106355, 109025, 120695, 123725, 148897, 168973, 224725, 292775, 314615, 440461, 531775, 603475, 744485, 844865, 1042279, 1182811, 1573075, 2148371, 2202305, 3722425, 4224325, 5211395, 5914055, 10741855, 11011525, 15038597, 26056975, 29570275, 53709275, 75192985, 105270179, 375964925, 526350895, 2631754475]

約数ペア:

[(1, 2631754475), (5, 526350895), (7, 375964925), (25, 105270179), (35, 75192985), (49, 53709275), (89, 29570275), (101, 26056975), (175, 15038597), (239, 11011525), (245, 10741855), (445, 5914055), (505, 5211395), (623, 4224325), (707, 3722425), (1195, 2202305), (1225, 2148371), (1673, 1573075), (2225, 1182811), (2525, 1042279), (3115, 844865), (3535, 744485), (4361, 603475), (4949, 531775), (5975, 440461), (8365, 314615), (8989, 292775), (11711, 224725), (15575, 168973), (17675, 148897), (21271, 123725), (21805, 120695), (24139, 109025), (24745, 106355), (41825, 62923), (44945, 58555)]