25966616

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{773}}^1$

素因数の和:828

約数の個数: 64

約数和(自身を含む): 58514400

約数和(自身を除く): 32547784

約数列:

[1, 2, 4, 8, 13, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 221, 247, 323, 442, 494, 646, 773, 884, 988, 1292, 1546, 1768, 1976, 2584, 3092, 4199, 6184, 8398, 10049, 13141, 14687, 16796, 20098, 26282, 29374, 33592, 40196, 52564, 58748, 80392, 105128, 117496, 170833, 190931, 249679, 341666, 381862, 499358, 683332, 763724, 998716, 1366664, 1527448, 1997432, 3245827, 6491654, 12983308, 25966616]

約数ペア:

[(1, 25966616), (2, 12983308), (4, 6491654), (8, 3245827), (13, 1997432), (17, 1527448), (19, 1366664), (26, 998716), (34, 763724), (38, 683332), (52, 499358), (68, 381862), (76, 341666), (104, 249679), (136, 190931), (152, 170833), (221, 117496), (247, 105128), (323, 80392), (442, 58748), (494, 52564), (646, 40196), (773, 33592), (884, 29374), (988, 26282), (1292, 20098), (1546, 16796), (1768, 14687), (1976, 13141), (2584, 10049), (3092, 8398), (4199, 6184)]