49203820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1301}}^1$

素因数の和:1402

約数の個数: 48

約数和(自身を含む): 108493056

約数和(自身を除く): 59289236

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 244, 305, 310, 610, 620, 1220, 1301, 1891, 2602, 3782, 5204, 6505, 7564, 9455, 13010, 18910, 26020, 37820, 40331, 79361, 80662, 158722, 161324, 201655, 317444, 396805, 403310, 793610, 806620, 1587220, 2460191, 4920382, 9840764, 12300955, 24601910, 49203820]

約数ペア:

[(1, 49203820), (2, 24601910), (4, 12300955), (5, 9840764), (10, 4920382), (20, 2460191), (31, 1587220), (61, 806620), (62, 793610), (122, 403310), (124, 396805), (155, 317444), (244, 201655), (305, 161324), (310, 158722), (610, 80662), (620, 79361), (1220, 40331), (1301, 37820), (1891, 26020), (2602, 18910), (3782, 13010), (5204, 9455), (6505, 7564)]