171237800

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:507

約数の個数: 96

約数和(自身を含む): 417830400

約数和(自身を除く): 246592600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 71, 100, 124, 142, 155, 200, 248, 284, 310, 355, 389, 568, 620, 710, 775, 778, 1240, 1420, 1550, 1556, 1775, 1945, 2201, 2840, 3100, 3112, 3550, 3890, 4402, 6200, 7100, 7780, 8804, 9725, 11005, 12059, 14200, 15560, 17608, 19450, 22010, 24118, 27619, 38900, 44020, 48236, 55025, 55238, 60295, 77800, 88040, 96472, 110050, 110476, 120590, 138095, 220100, 220952, 241180, 276190, 301475, 440200, 482360, 552380, 602950, 690475, 856189, 1104760, 1205900, 1380950, 1712378, 2411800, 2761900, 3424756, 4280945, 5523800, 6849512, 8561890, 17123780, 21404725, 34247560, 42809450, 85618900, 171237800]

約数ペア:

[(1, 171237800), (2, 85618900), (4, 42809450), (5, 34247560), (8, 21404725), (10, 17123780), (20, 8561890), (25, 6849512), (31, 5523800), (40, 4280945), (50, 3424756), (62, 2761900), (71, 2411800), (100, 1712378), (124, 1380950), (142, 1205900), (155, 1104760), (200, 856189), (248, 690475), (284, 602950), (310, 552380), (355, 482360), (389, 440200), (568, 301475), (620, 276190), (710, 241180), (775, 220952), (778, 220100), (1240, 138095), (1420, 120590), (1550, 110476), (1556, 110050), (1775, 96472), (1945, 88040), (2201, 77800), (2840, 60295), (3100, 55238), (3112, 55025), (3550, 48236), (3890, 44020), (4402, 38900), (6200, 27619), (7100, 24118), (7780, 22010), (8804, 19450), (9725, 17608), (11005, 15560), (12059, 14200)]