66477320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2609}}^1$

素因数の和:2647

約数の個数: 96

約数和(自身を含む): 187450200

約数和(自身を除く): 120972880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 364, 392, 455, 490, 520, 637, 728, 910, 980, 1274, 1820, 1960, 2548, 2609, 3185, 3640, 5096, 5218, 6370, 10436, 12740, 13045, 18263, 20872, 25480, 26090, 33917, 36526, 52180, 67834, 73052, 91315, 104360, 127841, 135668, 146104, 169585, 182630, 237419, 255682, 271336, 339170, 365260, 474838, 511364, 639205, 678340, 730520, 949676, 1022728, 1187095, 1278410, 1356680, 1661933, 1899352, 2374190, 2556820, 3323866, 4748380, 5113640, 6647732, 8309665, 9496760, 13295464, 16619330, 33238660, 66477320]

約数ペア:

[(1, 66477320), (2, 33238660), (4, 16619330), (5, 13295464), (7, 9496760), (8, 8309665), (10, 6647732), (13, 5113640), (14, 4748380), (20, 3323866), (26, 2556820), (28, 2374190), (35, 1899352), (40, 1661933), (49, 1356680), (52, 1278410), (56, 1187095), (65, 1022728), (70, 949676), (91, 730520), (98, 678340), (104, 639205), (130, 511364), (140, 474838), (182, 365260), (196, 339170), (245, 271336), (260, 255682), (280, 237419), (364, 182630), (392, 169585), (455, 146104), (490, 135668), (520, 127841), (637, 104360), (728, 91315), (910, 73052), (980, 67834), (1274, 52180), (1820, 36526), (1960, 33917), (2548, 26090), (2609, 25480), (3185, 20872), (3640, 18263), (5096, 13045), (5218, 12740), (6370, 10436)]