51845950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{83}}^1$

素因数の和:170

約数の個数: 72

約数和(自身を含む): 108602424

約数和(自身を除く): 56756474

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 83, 130, 155, 166, 310, 325, 403, 415, 650, 775, 806, 830, 961, 1079, 1550, 1922, 2015, 2075, 2158, 2573, 4030, 4150, 4805, 5146, 5395, 9610, 10075, 10790, 12493, 12865, 20150, 24025, 24986, 25730, 26975, 33449, 48050, 53950, 62465, 64325, 66898, 79763, 124930, 128650, 159526, 167245, 312325, 334490, 398815, 624650, 797630, 836225, 1036919, 1672450, 1994075, 2073838, 3988150, 5184595, 10369190, 25922975, 51845950]

約数ペア:

[(1, 51845950), (2, 25922975), (5, 10369190), (10, 5184595), (13, 3988150), (25, 2073838), (26, 1994075), (31, 1672450), (50, 1036919), (62, 836225), (65, 797630), (83, 624650), (130, 398815), (155, 334490), (166, 312325), (310, 167245), (325, 159526), (403, 128650), (415, 124930), (650, 79763), (775, 66898), (806, 64325), (830, 62465), (961, 53950), (1079, 48050), (1550, 33449), (1922, 26975), (2015, 25730), (2075, 24986), (2158, 24025), (2573, 20150), (4030, 12865), (4150, 12493), (4805, 10790), (5146, 10075), (5395, 9610)]