71631520

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23563}}^1$

素因数の和:23597

約数の個数: 48

約数和(自身を含む): 178143840

約数和(自身を除く): 106512320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 23563, 47126, 94252, 117815, 188504, 235630, 377008, 447697, 471260, 754016, 895394, 942520, 1790788, 1885040, 2238485, 3581576, 3770080, 4476970, 7163152, 8953940, 14326304, 17907880, 35815760, 71631520]

約数ペア:

[(1, 71631520), (2, 35815760), (4, 17907880), (5, 14326304), (8, 8953940), (10, 7163152), (16, 4476970), (19, 3770080), (20, 3581576), (32, 2238485), (38, 1885040), (40, 1790788), (76, 942520), (80, 895394), (95, 754016), (152, 471260), (160, 447697), (190, 377008), (304, 235630), (380, 188504), (608, 117815), (760, 94252), (1520, 47126), (3040, 23563)]