52047640

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 120929760

約数和(自身を除く): 68882120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 83, 122, 166, 244, 257, 305, 332, 415, 488, 514, 610, 664, 830, 1028, 1220, 1285, 1660, 2056, 2440, 2570, 3320, 5063, 5140, 10126, 10280, 15677, 20252, 21331, 25315, 31354, 40504, 42662, 50630, 62708, 78385, 85324, 101260, 106655, 125416, 156770, 170648, 202520, 213310, 313540, 426620, 627080, 853240, 1301191, 2602382, 5204764, 6505955, 10409528, 13011910, 26023820, 52047640]

約数ペア:

[(1, 52047640), (2, 26023820), (4, 13011910), (5, 10409528), (8, 6505955), (10, 5204764), (20, 2602382), (40, 1301191), (61, 853240), (83, 627080), (122, 426620), (166, 313540), (244, 213310), (257, 202520), (305, 170648), (332, 156770), (415, 125416), (488, 106655), (514, 101260), (610, 85324), (664, 78385), (830, 62708), (1028, 50630), (1220, 42662), (1285, 40504), (1660, 31354), (2056, 25315), (2440, 21331), (2570, 20252), (3320, 15677), (5063, 10280), (5140, 10126)]