51902025

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{487}}^1$

素因数の和:543

約数の個数: 72

約数和(自身を含む): 103475520

約数和(自身を除く): 51573495

約数列:

[1, 3, 5, 7, 15, 21, 25, 29, 35, 49, 75, 87, 105, 145, 147, 175, 203, 245, 435, 487, 525, 609, 725, 735, 1015, 1225, 1421, 1461, 2175, 2435, 3045, 3409, 3675, 4263, 5075, 7105, 7305, 10227, 12175, 14123, 15225, 17045, 21315, 23863, 35525, 36525, 42369, 51135, 70615, 71589, 85225, 98861, 106575, 119315, 211845, 255675, 296583, 353075, 357945, 494305, 596575, 692027, 1059225, 1482915, 1789725, 2076081, 2471525, 3460135, 7414575, 10380405, 17300675, 51902025]

約数ペア:

[(1, 51902025), (3, 17300675), (5, 10380405), (7, 7414575), (15, 3460135), (21, 2471525), (25, 2076081), (29, 1789725), (35, 1482915), (49, 1059225), (75, 692027), (87, 596575), (105, 494305), (145, 357945), (147, 353075), (175, 296583), (203, 255675), (245, 211845), (435, 119315), (487, 106575), (525, 98861), (609, 85225), (725, 71589), (735, 70615), (1015, 51135), (1225, 42369), (1421, 36525), (1461, 35525), (2175, 23863), (2435, 21315), (3045, 17045), (3409, 15225), (3675, 14123), (4263, 12175), (5075, 10227), (7105, 7305)]