495594008

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{7649}}^1$

素因数の和:7764

約数の個数: 64

約数和(自身を含む): 1156680000

約数和(自身を除く): 661085992

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 89, 91, 104, 178, 182, 356, 364, 623, 712, 728, 1157, 1246, 2314, 2492, 4628, 4984, 7649, 8099, 9256, 15298, 16198, 30596, 32396, 53543, 61192, 64792, 99437, 107086, 198874, 214172, 397748, 428344, 680761, 696059, 795496, 1361522, 1392118, 2723044, 2784236, 4765327, 5446088, 5568472, 8849893, 9530654, 17699786, 19061308, 35399572, 38122616, 61949251, 70799144, 123898502, 247797004, 495594008]

約数ペア:

[(1, 495594008), (2, 247797004), (4, 123898502), (7, 70799144), (8, 61949251), (13, 38122616), (14, 35399572), (26, 19061308), (28, 17699786), (52, 9530654), (56, 8849893), (89, 5568472), (91, 5446088), (104, 4765327), (178, 2784236), (182, 2723044), (356, 1392118), (364, 1361522), (623, 795496), (712, 696059), (728, 680761), (1157, 428344), (1246, 397748), (2314, 214172), (2492, 198874), (4628, 107086), (4984, 99437), (7649, 64792), (8099, 61192), (9256, 53543), (15298, 32396), (16198, 30596)]