66138280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127189}}^1$

素因数の和:127213

約数の個数: 32

約数和(自身を含む): 160259400

約数和(自身を除く): 94121120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 127189, 254378, 508756, 635945, 1017512, 1271890, 1653457, 2543780, 3306914, 5087560, 6613828, 8267285, 13227656, 16534570, 33069140, 66138280]

約数ペア:

[(1, 66138280), (2, 33069140), (4, 16534570), (5, 13227656), (8, 8267285), (10, 6613828), (13, 5087560), (20, 3306914), (26, 2543780), (40, 1653457), (52, 1271890), (65, 1017512), (104, 635945), (130, 508756), (260, 254378), (520, 127189)]