82830520

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{439}}^1$

素因数の和:592

約数の個数: 64

約数和(自身を含む): 192456000

約数和(自身を除く): 109625480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 89, 106, 178, 212, 265, 356, 424, 439, 445, 530, 712, 878, 890, 1060, 1756, 1780, 2120, 2195, 3512, 3560, 4390, 4717, 8780, 9434, 17560, 18868, 23267, 23585, 37736, 39071, 46534, 47170, 78142, 93068, 94340, 116335, 156284, 186136, 188680, 195355, 232670, 312568, 390710, 465340, 781420, 930680, 1562840, 2070763, 4141526, 8283052, 10353815, 16566104, 20707630, 41415260, 82830520]

約数ペア:

[(1, 82830520), (2, 41415260), (4, 20707630), (5, 16566104), (8, 10353815), (10, 8283052), (20, 4141526), (40, 2070763), (53, 1562840), (89, 930680), (106, 781420), (178, 465340), (212, 390710), (265, 312568), (356, 232670), (424, 195355), (439, 188680), (445, 186136), (530, 156284), (712, 116335), (878, 94340), (890, 93068), (1060, 78142), (1756, 47170), (1780, 46534), (2120, 39071), (2195, 37736), (3512, 23585), (3560, 23267), (4390, 18868), (4717, 17560), (8780, 9434)]