355228975

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 473541120

約数和(自身を除く): 118312145

約数列:

[1, 5, 25, 29, 67, 71, 103, 145, 335, 355, 515, 725, 1675, 1775, 1943, 2059, 2575, 2987, 4757, 6901, 7313, 9715, 10295, 14935, 23785, 34505, 36565, 48575, 51475, 74675, 118925, 137953, 172525, 182825, 200129, 212077, 489971, 689765, 1000645, 1060385, 2449855, 3448825, 5003225, 5301925, 12249275, 14209159, 71045795, 355228975]

約数ペア:

[(1, 355228975), (5, 71045795), (25, 14209159), (29, 12249275), (67, 5301925), (71, 5003225), (103, 3448825), (145, 2449855), (335, 1060385), (355, 1000645), (515, 689765), (725, 489971), (1675, 212077), (1775, 200129), (1943, 182825), (2059, 172525), (2575, 137953), (2987, 118925), (4757, 74675), (6901, 51475), (7313, 48575), (9715, 36565), (10295, 34505), (14935, 23785)]