80865900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{4729}}^1$

素因数の和:4768

約数の個数: 108

約数和(自身を含む): 266866600

約数和(自身を除く): 186000700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 45, 50, 57, 60, 75, 76, 90, 95, 100, 114, 150, 171, 180, 190, 225, 228, 285, 300, 342, 380, 450, 475, 570, 684, 855, 900, 950, 1140, 1425, 1710, 1900, 2850, 3420, 4275, 4729, 5700, 8550, 9458, 14187, 17100, 18916, 23645, 28374, 42561, 47290, 56748, 70935, 85122, 89851, 94580, 118225, 141870, 170244, 179702, 212805, 236450, 269553, 283740, 354675, 359404, 425610, 449255, 472900, 539106, 709350, 808659, 851220, 898510, 1064025, 1078212, 1347765, 1418700, 1617318, 1797020, 2128050, 2246275, 2695530, 3234636, 4043295, 4256100, 4492550, 5391060, 6738825, 8086590, 8985100, 13477650, 16173180, 20216475, 26955300, 40432950, 80865900]

約数ペア:

[(1, 80865900), (2, 40432950), (3, 26955300), (4, 20216475), (5, 16173180), (6, 13477650), (9, 8985100), (10, 8086590), (12, 6738825), (15, 5391060), (18, 4492550), (19, 4256100), (20, 4043295), (25, 3234636), (30, 2695530), (36, 2246275), (38, 2128050), (45, 1797020), (50, 1617318), (57, 1418700), (60, 1347765), (75, 1078212), (76, 1064025), (90, 898510), (95, 851220), (100, 808659), (114, 709350), (150, 539106), (171, 472900), (180, 449255), (190, 425610), (225, 359404), (228, 354675), (285, 283740), (300, 269553), (342, 236450), (380, 212805), (450, 179702), (475, 170244), (570, 141870), (684, 118225), (855, 94580), (900, 89851), (950, 85122), (1140, 70935), (1425, 56748), (1710, 47290), (1900, 42561), (2850, 28374), (3420, 23645), (4275, 18916), (4729, 17100), (5700, 14187), (8550, 9458)]