28321950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{4391}}^1$

素因数の和:4449

約数の個数: 48

約数和(自身を含む): 71888256

約数和(自身を除く): 43566306

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 75, 86, 129, 150, 215, 258, 430, 645, 1075, 1290, 2150, 3225, 4391, 6450, 8782, 13173, 21955, 26346, 43910, 65865, 109775, 131730, 188813, 219550, 329325, 377626, 566439, 658650, 944065, 1132878, 1888130, 2832195, 4720325, 5664390, 9440650, 14160975, 28321950]

約数ペア:

[(1, 28321950), (2, 14160975), (3, 9440650), (5, 5664390), (6, 4720325), (10, 2832195), (15, 1888130), (25, 1132878), (30, 944065), (43, 658650), (50, 566439), (75, 377626), (86, 329325), (129, 219550), (150, 188813), (215, 131730), (258, 109775), (430, 65865), (645, 43910), (1075, 26346), (1290, 21955), (2150, 13173), (3225, 8782), (4391, 6450)]