56220528020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{14153}}^1$

素因数の和:14385

約数の個数: 96

約数和(自身を含む): 125551641600

約数和(自身を除く): 69331113580

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 149, 155, 172, 215, 298, 310, 430, 596, 620, 745, 860, 1333, 1490, 2666, 2980, 4619, 5332, 6407, 6665, 9238, 12814, 13330, 14153, 18476, 23095, 25628, 26660, 28306, 32035, 46190, 56612, 64070, 70765, 92380, 128140, 141530, 198617, 283060, 397234, 438743, 608579, 794468, 877486, 993085, 1217158, 1754972, 1986170, 2108797, 2193715, 2434316, 3042895, 3972340, 4217594, 4387430, 6085790, 8435188, 8774860, 10543985, 12171580, 18865949, 21087970, 37731898, 42175940, 65372707, 75463796, 90678271, 94329745, 130745414, 181356542, 188659490, 261490828, 326863535, 362713084, 377318980, 453391355, 653727070, 906782710, 1307454140, 1813565420, 2811026401, 5622052802, 11244105604, 14055132005, 28110264010, 56220528020]

約数ペア:

[(1, 56220528020), (2, 28110264010), (4, 14055132005), (5, 11244105604), (10, 5622052802), (20, 2811026401), (31, 1813565420), (43, 1307454140), (62, 906782710), (86, 653727070), (124, 453391355), (149, 377318980), (155, 362713084), (172, 326863535), (215, 261490828), (298, 188659490), (310, 181356542), (430, 130745414), (596, 94329745), (620, 90678271), (745, 75463796), (860, 65372707), (1333, 42175940), (1490, 37731898), (2666, 21087970), (2980, 18865949), (4619, 12171580), (5332, 10543985), (6407, 8774860), (6665, 8435188), (9238, 6085790), (12814, 4387430), (13330, 4217594), (14153, 3972340), (18476, 3042895), (23095, 2434316), (25628, 2193715), (26660, 2108797), (28306, 1986170), (32035, 1754972), (46190, 1217158), (56612, 993085), (64070, 877486), (70765, 794468), (92380, 608579), (128140, 438743), (141530, 397234), (198617, 283060)]