164055580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{4019}}^1$

素因数の和:4198

約数の個数: 48

約数和(自身を含む): 373474080

約数和(自身を除く): 209418500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 260, 314, 628, 785, 1570, 2041, 3140, 4019, 4082, 8038, 8164, 10205, 16076, 20095, 20410, 40190, 40820, 52247, 80380, 104494, 208988, 261235, 522470, 630983, 1044940, 1261966, 2523932, 3154915, 6309830, 8202779, 12619660, 16405558, 32811116, 41013895, 82027790, 164055580]

約数ペア:

[(1, 164055580), (2, 82027790), (4, 41013895), (5, 32811116), (10, 16405558), (13, 12619660), (20, 8202779), (26, 6309830), (52, 3154915), (65, 2523932), (130, 1261966), (157, 1044940), (260, 630983), (314, 522470), (628, 261235), (785, 208988), (1570, 104494), (2041, 80380), (3140, 52247), (4019, 40820), (4082, 40190), (8038, 20410), (8164, 20095), (10205, 16076)]