219962950

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1759}}^1$

素因数の和:1873

約数の個数: 48

約数和(自身を含む): 426222720

約数和(自身を除く): 206259770

約数列:

[1, 2, 5, 10, 25, 41, 50, 61, 82, 122, 205, 305, 410, 610, 1025, 1525, 1759, 2050, 2501, 3050, 3518, 5002, 8795, 12505, 17590, 25010, 43975, 62525, 72119, 87950, 107299, 125050, 144238, 214598, 360595, 536495, 721190, 1072990, 1802975, 2682475, 3605950, 4399259, 5364950, 8798518, 21996295, 43992590, 109981475, 219962950]

約数ペア:

[(1, 219962950), (2, 109981475), (5, 43992590), (10, 21996295), (25, 8798518), (41, 5364950), (50, 4399259), (61, 3605950), (82, 2682475), (122, 1802975), (205, 1072990), (305, 721190), (410, 536495), (610, 360595), (1025, 214598), (1525, 144238), (1759, 125050), (2050, 107299), (2501, 87950), (3050, 72119), (3518, 62525), (5002, 43975), (8795, 25010), (12505, 17590)]