55040004

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{331}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 145017600

約数和(自身を除く): 89977596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 149, 186, 279, 298, 331, 372, 447, 558, 596, 662, 894, 993, 1116, 1324, 1341, 1788, 1986, 2682, 2979, 3972, 4619, 5364, 5958, 9238, 10261, 11916, 13857, 18476, 20522, 27714, 30783, 41044, 41571, 49319, 55428, 61566, 83142, 92349, 98638, 123132, 147957, 166284, 184698, 197276, 295914, 369396, 443871, 591828, 887742, 1528889, 1775484, 3057778, 4586667, 6115556, 9173334, 13760001, 18346668, 27520002, 55040004]

約数ペア:

[(1, 55040004), (2, 27520002), (3, 18346668), (4, 13760001), (6, 9173334), (9, 6115556), (12, 4586667), (18, 3057778), (31, 1775484), (36, 1528889), (62, 887742), (93, 591828), (124, 443871), (149, 369396), (186, 295914), (279, 197276), (298, 184698), (331, 166284), (372, 147957), (447, 123132), (558, 98638), (596, 92349), (662, 83142), (894, 61566), (993, 55428), (1116, 49319), (1324, 41571), (1341, 41044), (1788, 30783), (1986, 27714), (2682, 20522), (2979, 18476), (3972, 13857), (4619, 11916), (5364, 10261), (5958, 9238)]