About the Number

71387806490

71387806489 ← → 71387806491

2進数表記:1000010011111000010110111101100011010

漢数字表記:七百十三億八千七百八十万六千四百九十

素因数分解:

2 1 × 5 1 × 7 2 × 11 1 × 13 1 × 1018807 1

素因数の和:1018852
約数の個数: 96
約数和(自身を含む): 175609897344
約数和(自身を除く): 104222090854

約数列:
[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 49, 55, 65, 70, 77, 91, 98, 110, 130, 143, 154, 182, 245, 286, 385, 455, 490, 539, 637, 715, 770, 910, 1001, 1078, 1274, 1430, 2002, 2695, 3185, 5005, 5390, 6370, 7007, 10010, 14014, 35035, 70070, 1018807, 2037614, 5094035, 7131649, 10188070, 11206877, 13244491, 14263298, 22413754, 26488982, 35658245, 49921543, 56034385, 66222455, 71316490, 78448139, 92711437, 99843086, 112068770, 132444910, 145689401, 156896278, 185422874, 249607715, 291378802, 392240695, 463557185, 499215430, 549136973, 648980059, 728447005, 784481390, 927114370, 1019825807, 1098273946, 1297960118, 1456894010, 2039651614, 2745684865, 3244900295, 5099129035, 5491369730, 6489800590, 7138780649, 10198258070, 14277561298, 35693903245, 71387806490]

約数ペア:
[(1, 71387806490), (2, 35693903245), (5, 14277561298), (7, 10198258070), (10, 7138780649), (11, 6489800590), (13, 5491369730), (14, 5099129035), (22, 3244900295), (26, 2745684865), (35, 2039651614), (49, 1456894010), (55, 1297960118), (65, 1098273946), (70, 1019825807), (77, 927114370), (91, 784481390), (98, 728447005), (110, 648980059), (130, 549136973), (143, 499215430), (154, 463557185), (182, 392240695), (245, 291378802), (286, 249607715), (385, 185422874), (455, 156896278), (490, 145689401), (539, 132444910), (637, 112068770), (715, 99843086), (770, 92711437), (910, 78448139), (1001, 71316490), (1078, 66222455), (1274, 56034385), (1430, 49921543), (2002, 35658245), (2695, 26488982), (3185, 22413754), (5005, 14263298), (5390, 13244491), (6370, 11206877), (7007, 10188070), (10010, 7131649), (14014, 5094035), (35035, 2037614), (70070, 1018807)]

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