81282276

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1103}}^1$

素因数の和:1225

約数の個数: 72

約数和(自身を含む): 217002240

約数和(自身を除く): 135719964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 89, 92, 138, 178, 207, 267, 276, 356, 414, 534, 801, 828, 1068, 1103, 1602, 2047, 2206, 3204, 3309, 4094, 4412, 6141, 6618, 8188, 9927, 12282, 13236, 18423, 19854, 24564, 25369, 36846, 39708, 50738, 73692, 76107, 98167, 101476, 152214, 196334, 228321, 294501, 304428, 392668, 456642, 589002, 883503, 913284, 1178004, 1767006, 2257841, 3534012, 4515682, 6773523, 9031364, 13547046, 20320569, 27094092, 40641138, 81282276]

約数ペア:

[(1, 81282276), (2, 40641138), (3, 27094092), (4, 20320569), (6, 13547046), (9, 9031364), (12, 6773523), (18, 4515682), (23, 3534012), (36, 2257841), (46, 1767006), (69, 1178004), (89, 913284), (92, 883503), (138, 589002), (178, 456642), (207, 392668), (267, 304428), (276, 294501), (356, 228321), (414, 196334), (534, 152214), (801, 101476), (828, 98167), (1068, 76107), (1103, 73692), (1602, 50738), (2047, 39708), (2206, 36846), (3204, 25369), (3309, 24564), (4094, 19854), (4412, 18423), (6141, 13236), (6618, 12282), (8188, 9927)]