15725120

素因数分解:

$2^6\times 5^1\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:487

約数の個数: 56

約数和(自身を含む): 37804344

約数和(自身を除く): 22079224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 157, 160, 313, 314, 320, 626, 628, 785, 1252, 1256, 1565, 1570, 2504, 2512, 3130, 3140, 5008, 5024, 6260, 6280, 10016, 10048, 12520, 12560, 20032, 25040, 25120, 49141, 50080, 50240, 98282, 100160, 196564, 245705, 393128, 491410, 786256, 982820, 1572512, 1965640, 3145024, 3931280, 7862560, 15725120]

約数ペア:

[(1, 15725120), (2, 7862560), (4, 3931280), (5, 3145024), (8, 1965640), (10, 1572512), (16, 982820), (20, 786256), (32, 491410), (40, 393128), (64, 245705), (80, 196564), (157, 100160), (160, 98282), (313, 50240), (314, 50080), (320, 49141), (626, 25120), (628, 25040), (785, 20032), (1252, 12560), (1256, 12520), (1565, 10048), (1570, 10016), (2504, 6280), (2512, 6260), (3130, 5024), (3140, 5008)]