90239948

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 169827840

約数和(自身を除く): 79587892

約数列:

[1, 2, 4, 23, 46, 89, 92, 103, 107, 178, 206, 214, 356, 412, 428, 2047, 2369, 2461, 4094, 4738, 4922, 8188, 9167, 9476, 9523, 9844, 11021, 18334, 19046, 22042, 36668, 38092, 44084, 210841, 219029, 253483, 421682, 438058, 506966, 843364, 876116, 980869, 1013932, 1961738, 3923476, 22559987, 45119974, 90239948]

約数ペア:

[(1, 90239948), (2, 45119974), (4, 22559987), (23, 3923476), (46, 1961738), (89, 1013932), (92, 980869), (103, 876116), (107, 843364), (178, 506966), (206, 438058), (214, 421682), (356, 253483), (412, 219029), (428, 210841), (2047, 44084), (2369, 38092), (2461, 36668), (4094, 22042), (4738, 19046), (4922, 18334), (8188, 11021), (9167, 9844), (9476, 9523)]