519358996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{547}}^1$

素因数の和:645

約数の個数: 72

約数和(自身を含む): 1066561440

約数和(自身を除く): 547202444

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 547, 589, 806, 961, 988, 1094, 1178, 1612, 1922, 2188, 2356, 3844, 7111, 7657, 10393, 12493, 14222, 15314, 16957, 18259, 20786, 24986, 28444, 30628, 33914, 36518, 41572, 49972, 67828, 73036, 135109, 220441, 237367, 270218, 322183, 440882, 474734, 525667, 540436, 644366, 881764, 949468, 1051334, 1288732, 2102668, 4188379, 6833671, 8376758, 9987673, 13667342, 16753516, 19975346, 27334684, 39950692, 129839749, 259679498, 519358996]

約数ペア:

[(1, 519358996), (2, 259679498), (4, 129839749), (13, 39950692), (19, 27334684), (26, 19975346), (31, 16753516), (38, 13667342), (52, 9987673), (62, 8376758), (76, 6833671), (124, 4188379), (247, 2102668), (403, 1288732), (494, 1051334), (547, 949468), (589, 881764), (806, 644366), (961, 540436), (988, 525667), (1094, 474734), (1178, 440882), (1612, 322183), (1922, 270218), (2188, 237367), (2356, 220441), (3844, 135109), (7111, 73036), (7657, 67828), (10393, 49972), (12493, 41572), (14222, 36518), (15314, 33914), (16957, 30628), (18259, 28444), (20786, 24986)]