169562780

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1\times {\mathrm{277}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 361675776

約数和(自身を除く): 192112996

約数列:

[1, 2, 4, 5, 10, 20, 127, 241, 254, 277, 482, 508, 554, 635, 964, 1108, 1205, 1270, 1385, 2410, 2540, 2770, 4820, 5540, 30607, 35179, 61214, 66757, 70358, 122428, 133514, 140716, 153035, 175895, 267028, 306070, 333785, 351790, 612140, 667570, 703580, 1335140, 8478139, 16956278, 33912556, 42390695, 84781390, 169562780]

約数ペア:

[(1, 169562780), (2, 84781390), (4, 42390695), (5, 33912556), (10, 16956278), (20, 8478139), (127, 1335140), (241, 703580), (254, 667570), (277, 612140), (482, 351790), (508, 333785), (554, 306070), (635, 267028), (964, 175895), (1108, 153035), (1205, 140716), (1270, 133514), (1385, 122428), (2410, 70358), (2540, 66757), (2770, 61214), (4820, 35179), (5540, 30607)]