25819005

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^2$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 46681920

約数和(自身を除く): 20862915

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 73, 85, 95, 219, 255, 285, 323, 365, 969, 1095, 1241, 1387, 1615, 3723, 4161, 4845, 5329, 6205, 6935, 15987, 18615, 20805, 23579, 26645, 70737, 79935, 90593, 101251, 117895, 271779, 303753, 353685, 452965, 506255, 1358895, 1518765, 1721267, 5163801, 8606335, 25819005]

約数ペア:

[(1, 25819005), (3, 8606335), (5, 5163801), (15, 1721267), (17, 1518765), (19, 1358895), (51, 506255), (57, 452965), (73, 353685), (85, 303753), (95, 271779), (219, 117895), (255, 101251), (285, 90593), (323, 79935), (365, 70737), (969, 26645), (1095, 23579), (1241, 20805), (1387, 18615), (1615, 15987), (3723, 6935), (4161, 6205), (4845, 5329)]