65306895

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^2$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 114111360

約数和(自身を除く): 48804465

約数列:

[1, 3, 5, 15, 19, 43, 57, 73, 95, 129, 215, 219, 285, 365, 645, 817, 1095, 1387, 2451, 3139, 4085, 4161, 5329, 6935, 9417, 12255, 15695, 15987, 20805, 26645, 47085, 59641, 79935, 101251, 178923, 229147, 298205, 303753, 506255, 687441, 894615, 1145735, 1518765, 3437205, 4353793, 13061379, 21768965, 65306895]

約数ペア:

[(1, 65306895), (3, 21768965), (5, 13061379), (15, 4353793), (19, 3437205), (43, 1518765), (57, 1145735), (73, 894615), (95, 687441), (129, 506255), (215, 303753), (219, 298205), (285, 229147), (365, 178923), (645, 101251), (817, 79935), (1095, 59641), (1387, 47085), (2451, 26645), (3139, 20805), (4085, 15987), (4161, 15695), (5329, 12255), (6935, 9417)]