25622805

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 47900160

約数和(自身を除く): 22277355

約数列:

[1, 3, 5, 13, 15, 23, 29, 39, 65, 69, 87, 115, 145, 195, 197, 299, 345, 377, 435, 591, 667, 897, 985, 1131, 1495, 1885, 2001, 2561, 2955, 3335, 4485, 4531, 5655, 5713, 7683, 8671, 10005, 12805, 13593, 17139, 22655, 26013, 28565, 38415, 43355, 58903, 67965, 74269, 85695, 130065, 131399, 176709, 222807, 294515, 371345, 394197, 656995, 883545, 1114035, 1708187, 1970985, 5124561, 8540935, 25622805]

約数ペア:

[(1, 25622805), (3, 8540935), (5, 5124561), (13, 1970985), (15, 1708187), (23, 1114035), (29, 883545), (39, 656995), (65, 394197), (69, 371345), (87, 294515), (115, 222807), (145, 176709), (195, 131399), (197, 130065), (299, 85695), (345, 74269), (377, 67965), (435, 58903), (591, 43355), (667, 38415), (897, 28565), (985, 26013), (1131, 22655), (1495, 17139), (1885, 13593), (2001, 12805), (2561, 10005), (2955, 8671), (3335, 7683), (4485, 5713), (4531, 5655)]