55115320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1277}}^1$

素因数の和:1384

約数の個数: 64

約数和(自身を含む): 135263520

約数和(自身を除く): 80148200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 83, 104, 130, 166, 260, 332, 415, 520, 664, 830, 1079, 1277, 1660, 2158, 2554, 3320, 4316, 5108, 5395, 6385, 8632, 10216, 10790, 12770, 16601, 21580, 25540, 33202, 43160, 51080, 66404, 83005, 105991, 132808, 166010, 211982, 332020, 423964, 529955, 664040, 847928, 1059910, 1377883, 2119820, 2755766, 4239640, 5511532, 6889415, 11023064, 13778830, 27557660, 55115320]

約数ペア:

[(1, 55115320), (2, 27557660), (4, 13778830), (5, 11023064), (8, 6889415), (10, 5511532), (13, 4239640), (20, 2755766), (26, 2119820), (40, 1377883), (52, 1059910), (65, 847928), (83, 664040), (104, 529955), (130, 423964), (166, 332020), (260, 211982), (332, 166010), (415, 132808), (520, 105991), (664, 83005), (830, 66404), (1079, 51080), (1277, 43160), (1660, 33202), (2158, 25540), (2554, 21580), (3320, 16601), (4316, 12770), (5108, 10790), (5395, 10216), (6385, 8632)]