48988840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{883}}^1$

素因数の和:986

約数の個数: 64

約数和(自身を含む): 117748800

約数和(自身を除く): 68759960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 73, 76, 95, 146, 152, 190, 292, 365, 380, 584, 730, 760, 883, 1387, 1460, 1766, 2774, 2920, 3532, 4415, 5548, 6935, 7064, 8830, 11096, 13870, 16777, 17660, 27740, 33554, 35320, 55480, 64459, 67108, 83885, 128918, 134216, 167770, 257836, 322295, 335540, 515672, 644590, 671080, 1224721, 1289180, 2449442, 2578360, 4898884, 6123605, 9797768, 12247210, 24494420, 48988840]

約数ペア:

[(1, 48988840), (2, 24494420), (4, 12247210), (5, 9797768), (8, 6123605), (10, 4898884), (19, 2578360), (20, 2449442), (38, 1289180), (40, 1224721), (73, 671080), (76, 644590), (95, 515672), (146, 335540), (152, 322295), (190, 257836), (292, 167770), (365, 134216), (380, 128918), (584, 83885), (730, 67108), (760, 64459), (883, 55480), (1387, 35320), (1460, 33554), (1766, 27740), (2774, 17660), (2920, 16777), (3532, 13870), (4415, 11096), (5548, 8830), (6935, 7064)]