79740680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{601}}^1$

素因数の和:750

約数の個数: 64

約数和(自身を含む): 187246080

約数和(自身を除く): 107505400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 107, 124, 155, 214, 248, 310, 428, 535, 601, 620, 856, 1070, 1202, 1240, 2140, 2404, 3005, 3317, 4280, 4808, 6010, 6634, 12020, 13268, 16585, 18631, 24040, 26536, 33170, 37262, 64307, 66340, 74524, 93155, 128614, 132680, 149048, 186310, 257228, 321535, 372620, 514456, 643070, 745240, 1286140, 1993517, 2572280, 3987034, 7974068, 9967585, 15948136, 19935170, 39870340, 79740680]

約数ペア:

[(1, 79740680), (2, 39870340), (4, 19935170), (5, 15948136), (8, 9967585), (10, 7974068), (20, 3987034), (31, 2572280), (40, 1993517), (62, 1286140), (107, 745240), (124, 643070), (155, 514456), (214, 372620), (248, 321535), (310, 257228), (428, 186310), (535, 149048), (601, 132680), (620, 128614), (856, 93155), (1070, 74524), (1202, 66340), (1240, 64307), (2140, 37262), (2404, 33170), (3005, 26536), (3317, 24040), (4280, 18631), (4808, 16585), (6010, 13268), (6634, 12020)]