162409660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{16339}}^1$

素因数の和:16426

約数の個数: 48

約数和(自身を含む): 395297280

約数和(自身を除く): 232887620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 16339, 32678, 65356, 81695, 114373, 163390, 228746, 326780, 457492, 571865, 1143730, 1160069, 2287460, 2320138, 4640276, 5800345, 8120483, 11600690, 16240966, 23201380, 32481932, 40602415, 81204830, 162409660]

約数ペア:

[(1, 162409660), (2, 81204830), (4, 40602415), (5, 32481932), (7, 23201380), (10, 16240966), (14, 11600690), (20, 8120483), (28, 5800345), (35, 4640276), (70, 2320138), (71, 2287460), (140, 1160069), (142, 1143730), (284, 571865), (355, 457492), (497, 326780), (710, 228746), (994, 163390), (1420, 114373), (1988, 81695), (2485, 65356), (4970, 32678), (9940, 16339)]