307450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:79

約数の個数: 48

約数和(自身を含む): 687456

約数和(自身を除く): 380006

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 43, 50, 55, 65, 86, 110, 130, 143, 215, 275, 286, 325, 430, 473, 550, 559, 650, 715, 946, 1075, 1118, 1430, 2150, 2365, 2795, 3575, 4730, 5590, 6149, 7150, 11825, 12298, 13975, 23650, 27950, 30745, 61490, 153725, 307450]

約数ペア:

[(1, 307450), (2, 153725), (5, 61490), (10, 30745), (11, 27950), (13, 23650), (22, 13975), (25, 12298), (26, 11825), (43, 7150), (50, 6149), (55, 5590), (65, 4730), (86, 3575), (110, 2795), (130, 2365), (143, 2150), (215, 1430), (275, 1118), (286, 1075), (325, 946), (430, 715), (473, 650), (550, 559)]