200199560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{7459}}^1$

素因数の和:7542

約数の個数: 64

約数和(自身を含む): 499521600

約数和(自身を除く): 299322040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 1220, 1342, 2440, 2684, 3355, 5368, 6710, 7459, 13420, 14918, 26840, 29836, 37295, 59672, 74590, 82049, 149180, 164098, 298360, 328196, 410245, 454999, 656392, 820490, 909998, 1640980, 1819996, 2274995, 3281960, 3639992, 4549990, 5004989, 9099980, 10009978, 18199960, 20019956, 25024945, 40039912, 50049890, 100099780, 200199560]

約数ペア:

[(1, 200199560), (2, 100099780), (4, 50049890), (5, 40039912), (8, 25024945), (10, 20019956), (11, 18199960), (20, 10009978), (22, 9099980), (40, 5004989), (44, 4549990), (55, 3639992), (61, 3281960), (88, 2274995), (110, 1819996), (122, 1640980), (220, 909998), (244, 820490), (305, 656392), (440, 454999), (488, 410245), (610, 328196), (671, 298360), (1220, 164098), (1342, 149180), (2440, 82049), (2684, 74590), (3355, 59672), (5368, 37295), (6710, 29836), (7459, 26840), (13420, 14918)]