79775600

素因数分解:

$2^4\times 5^2\times {\mathrm{53}}^2\times {\mathrm{71}}^1$

素因数の和:195

約数の個数: 90

約数和(自身を含む): 198096696

約数和(自身を除く): 118321096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 53, 71, 80, 100, 106, 142, 200, 212, 265, 284, 355, 400, 424, 530, 568, 710, 848, 1060, 1136, 1325, 1420, 1775, 2120, 2650, 2809, 2840, 3550, 3763, 4240, 5300, 5618, 5680, 7100, 7526, 10600, 11236, 14045, 14200, 15052, 18815, 21200, 22472, 28090, 28400, 30104, 37630, 44944, 56180, 60208, 70225, 75260, 94075, 112360, 140450, 150520, 188150, 199439, 224720, 280900, 301040, 376300, 398878, 561800, 752600, 797756, 997195, 1123600, 1505200, 1595512, 1994390, 3191024, 3988780, 4985975, 7977560, 9971950, 15955120, 19943900, 39887800, 79775600]

約数ペア:

[(1, 79775600), (2, 39887800), (4, 19943900), (5, 15955120), (8, 9971950), (10, 7977560), (16, 4985975), (20, 3988780), (25, 3191024), (40, 1994390), (50, 1595512), (53, 1505200), (71, 1123600), (80, 997195), (100, 797756), (106, 752600), (142, 561800), (200, 398878), (212, 376300), (265, 301040), (284, 280900), (355, 224720), (400, 199439), (424, 188150), (530, 150520), (568, 140450), (710, 112360), (848, 94075), (1060, 75260), (1136, 70225), (1325, 60208), (1420, 56180), (1775, 44944), (2120, 37630), (2650, 30104), (2809, 28400), (2840, 28090), (3550, 22472), (3763, 21200), (4240, 18815), (5300, 15052), (5618, 14200), (5680, 14045), (7100, 11236), (7526, 10600)]