49911860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 114702336

約数和(自身を除く): 64790476

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 223, 310, 361, 380, 446, 589, 620, 722, 892, 1115, 1178, 1444, 1805, 2230, 2356, 2945, 3610, 4237, 4460, 5890, 6913, 7220, 8474, 11191, 11780, 13826, 16948, 21185, 22382, 27652, 34565, 42370, 44764, 55955, 69130, 80503, 84740, 111910, 131347, 138260, 161006, 223820, 262694, 322012, 402515, 525388, 656735, 805030, 1313470, 1610060, 2495593, 2626940, 4991186, 9982372, 12477965, 24955930, 49911860]

約数ペア:

[(1, 49911860), (2, 24955930), (4, 12477965), (5, 9982372), (10, 4991186), (19, 2626940), (20, 2495593), (31, 1610060), (38, 1313470), (62, 805030), (76, 656735), (95, 525388), (124, 402515), (155, 322012), (190, 262694), (223, 223820), (310, 161006), (361, 138260), (380, 131347), (446, 111910), (589, 84740), (620, 80503), (722, 69130), (892, 55955), (1115, 44764), (1178, 42370), (1444, 34565), (1805, 27652), (2230, 22382), (2356, 21185), (2945, 16948), (3610, 13826), (4237, 11780), (4460, 11191), (5890, 8474), (6913, 7220)]