55157830

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1237}}^1$

素因数の和:1278

約数の個数: 64

約数和(自身を含む): 124790400

約数和(自身を除く): 69632570

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 343, 455, 490, 637, 686, 910, 1237, 1274, 1715, 2474, 3185, 3430, 4459, 6185, 6370, 8659, 8918, 12370, 16081, 17318, 22295, 32162, 43295, 44590, 60613, 80405, 86590, 112567, 121226, 160810, 225134, 303065, 424291, 562835, 606130, 787969, 848582, 1125670, 1575938, 2121455, 3939845, 4242910, 5515783, 7879690, 11031566, 27578915, 55157830]

約数ペア:

[(1, 55157830), (2, 27578915), (5, 11031566), (7, 7879690), (10, 5515783), (13, 4242910), (14, 3939845), (26, 2121455), (35, 1575938), (49, 1125670), (65, 848582), (70, 787969), (91, 606130), (98, 562835), (130, 424291), (182, 303065), (245, 225134), (343, 160810), (455, 121226), (490, 112567), (637, 86590), (686, 80405), (910, 60613), (1237, 44590), (1274, 43295), (1715, 32162), (2474, 22295), (3185, 17318), (3430, 16081), (4459, 12370), (6185, 8918), (6370, 8659)]