139968693640

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{2447}}^1\times {\mathrm{4051}}^1$

素因数の和:6862

約数の個数: 64

約数和(自身を含む): 316028770560

約数和(自身を除く): 176060076920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2447, 2824, 3530, 4051, 4894, 7060, 8102, 9788, 12235, 14120, 16204, 19576, 20255, 24470, 32408, 40510, 48940, 81020, 97880, 162040, 863791, 1430003, 1727582, 2860006, 3455164, 4318955, 5720012, 6910328, 7150015, 8637910, 9912797, 11440024, 14300030, 17275820, 19825594, 28600060, 34551640, 39651188, 49563985, 57200120, 79302376, 99127970, 198255940, 396511880, 3499217341, 6998434682, 13996869364, 17496086705, 27993738728, 34992173410, 69984346820, 139968693640]

約数ペア:

[(1, 139968693640), (2, 69984346820), (4, 34992173410), (5, 27993738728), (8, 17496086705), (10, 13996869364), (20, 6998434682), (40, 3499217341), (353, 396511880), (706, 198255940), (1412, 99127970), (1765, 79302376), (2447, 57200120), (2824, 49563985), (3530, 39651188), (4051, 34551640), (4894, 28600060), (7060, 19825594), (8102, 17275820), (9788, 14300030), (12235, 11440024), (14120, 9912797), (16204, 8637910), (19576, 7150015), (20255, 6910328), (24470, 5720012), (32408, 4318955), (40510, 3455164), (48940, 2860006), (81020, 1727582), (97880, 1430003), (162040, 863791)]