79843120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6199}}^1$

素因数の和:6242

約数の個数: 80

約数和(自身を含む): 221414400

約数和(自身を除く): 141571280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6199, 6440, 12398, 12880, 24796, 30995, 43393, 49592, 61990, 86786, 99184, 123980, 142577, 173572, 216965, 247960, 285154, 347144, 433930, 495920, 570308, 694288, 712885, 867860, 998039, 1140616, 1425770, 1735720, 1996078, 2281232, 2851540, 3471440, 3992156, 4990195, 5703080, 7984312, 9980390, 11406160, 15968624, 19960780, 39921560, 79843120]

約数ペア:

[(1, 79843120), (2, 39921560), (4, 19960780), (5, 15968624), (7, 11406160), (8, 9980390), (10, 7984312), (14, 5703080), (16, 4990195), (20, 3992156), (23, 3471440), (28, 2851540), (35, 2281232), (40, 1996078), (46, 1735720), (56, 1425770), (70, 1140616), (80, 998039), (92, 867860), (112, 712885), (115, 694288), (140, 570308), (161, 495920), (184, 433930), (230, 347144), (280, 285154), (322, 247960), (368, 216965), (460, 173572), (560, 142577), (644, 123980), (805, 99184), (920, 86786), (1288, 61990), (1610, 49592), (1840, 43393), (2576, 30995), (3220, 24796), (6199, 12880), (6440, 12398)]