31142523260

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1\times {\mathrm{271}}^1\times {\mathrm{449}}^1$

素因数の和:987

約数の個数: 96

約数和(自身を含む): 67118284800

約数和(自身を除く): 35975761540

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 191, 268, 271, 335, 382, 449, 542, 670, 764, 898, 955, 1084, 1340, 1355, 1796, 1910, 2245, 2710, 3820, 4490, 5420, 8980, 12797, 18157, 25594, 30083, 36314, 51188, 51761, 60166, 63985, 72628, 85759, 90785, 103522, 120332, 121679, 127970, 150415, 171518, 181570, 207044, 243358, 255940, 258805, 300830, 343036, 363140, 428795, 486716, 517610, 601660, 608395, 857590, 1035220, 1216790, 1715180, 2433580, 3467987, 5745853, 6935974, 8152493, 11491706, 13871948, 16304986, 17339935, 22983412, 23240689, 28729265, 32609972, 34679870, 40762465, 46481378, 57458530, 69359740, 81524930, 92962756, 114917060, 116203445, 163049860, 232406890, 464813780, 1557126163, 3114252326, 6228504652, 7785630815, 15571261630, 31142523260]

約数ペア:

[(1, 31142523260), (2, 15571261630), (4, 7785630815), (5, 6228504652), (10, 3114252326), (20, 1557126163), (67, 464813780), (134, 232406890), (191, 163049860), (268, 116203445), (271, 114917060), (335, 92962756), (382, 81524930), (449, 69359740), (542, 57458530), (670, 46481378), (764, 40762465), (898, 34679870), (955, 32609972), (1084, 28729265), (1340, 23240689), (1355, 22983412), (1796, 17339935), (1910, 16304986), (2245, 13871948), (2710, 11491706), (3820, 8152493), (4490, 6935974), (5420, 5745853), (8980, 3467987), (12797, 2433580), (18157, 1715180), (25594, 1216790), (30083, 1035220), (36314, 857590), (51188, 608395), (51761, 601660), (60166, 517610), (63985, 486716), (72628, 428795), (85759, 363140), (90785, 343036), (103522, 300830), (120332, 258805), (121679, 255940), (127970, 243358), (150415, 207044), (171518, 181570)]