5161520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{709}}^1$

素因数の和:742

約数の個数: 80

約数和(自身を含む): 14790720

約数和(自身を除く): 9629200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 709, 728, 910, 1040, 1418, 1456, 1820, 2836, 3545, 3640, 4963, 5672, 7090, 7280, 9217, 9926, 11344, 14180, 18434, 19852, 24815, 28360, 36868, 39704, 46085, 49630, 56720, 64519, 73736, 79408, 92170, 99260, 129038, 147472, 184340, 198520, 258076, 322595, 368680, 397040, 516152, 645190, 737360, 1032304, 1290380, 2580760, 5161520]

約数ペア:

[(1, 5161520), (2, 2580760), (4, 1290380), (5, 1032304), (7, 737360), (8, 645190), (10, 516152), (13, 397040), (14, 368680), (16, 322595), (20, 258076), (26, 198520), (28, 184340), (35, 147472), (40, 129038), (52, 99260), (56, 92170), (65, 79408), (70, 73736), (80, 64519), (91, 56720), (104, 49630), (112, 46085), (130, 39704), (140, 36868), (182, 28360), (208, 24815), (260, 19852), (280, 18434), (364, 14180), (455, 11344), (520, 9926), (560, 9217), (709, 7280), (728, 7090), (910, 5672), (1040, 4963), (1418, 3640), (1456, 3545), (1820, 2836)]