220163325

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{571}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 375350976

約数和(自身を除く): 155187651

約数列:

[1, 3, 5, 15, 25, 53, 75, 97, 159, 265, 291, 485, 571, 795, 1325, 1455, 1713, 2425, 2855, 3975, 5141, 7275, 8565, 14275, 15423, 25705, 30263, 42825, 55387, 77115, 90789, 128525, 151315, 166161, 276935, 385575, 453945, 756575, 830805, 1384675, 2269725, 2935511, 4154025, 8806533, 14677555, 44032665, 73387775, 220163325]

約数ペア:

[(1, 220163325), (3, 73387775), (5, 44032665), (15, 14677555), (25, 8806533), (53, 4154025), (75, 2935511), (97, 2269725), (159, 1384675), (265, 830805), (291, 756575), (485, 453945), (571, 385575), (795, 276935), (1325, 166161), (1455, 151315), (1713, 128525), (2425, 90789), (2855, 77115), (3975, 55387), (5141, 42825), (7275, 30263), (8565, 25705), (14275, 15423)]