20144020225

素因数分解:

$5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{22469}}^1$

素因数の和:22642

約数の個数: 48

約数和(自身を含む): 29423116800

約数和(自身を除く): 9279096575

約数列:

[1, 5, 7, 25, 35, 47, 109, 175, 235, 329, 545, 763, 1175, 1645, 2725, 3815, 5123, 8225, 19075, 22469, 25615, 35861, 112345, 128075, 157283, 179305, 561725, 786415, 896525, 1056043, 2449121, 3932075, 5280215, 7392301, 12245605, 17143847, 26401075, 36961505, 61228025, 85719235, 115108687, 184807525, 428596175, 575543435, 805760809, 2877717175, 4028804045, 20144020225]

約数ペア:

[(1, 20144020225), (5, 4028804045), (7, 2877717175), (25, 805760809), (35, 575543435), (47, 428596175), (109, 184807525), (175, 115108687), (235, 85719235), (329, 61228025), (545, 36961505), (763, 26401075), (1175, 17143847), (1645, 12245605), (2725, 7392301), (3815, 5280215), (5123, 3932075), (8225, 2449121), (19075, 1056043), (22469, 896525), (25615, 786415), (35861, 561725), (112345, 179305), (128075, 157283)]