66349940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1487}}^1$

素因数の和:1616

約数の個数: 48

約数和(自身を含む): 146990592

約数和(自身を除く): 80640652

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 97, 115, 194, 230, 388, 460, 485, 970, 1487, 1940, 2231, 2974, 4462, 5948, 7435, 8924, 11155, 14870, 22310, 29740, 34201, 44620, 68402, 136804, 144239, 171005, 288478, 342010, 576956, 684020, 721195, 1442390, 2884780, 3317497, 6634994, 13269988, 16587485, 33174970, 66349940]

約数ペア:

[(1, 66349940), (2, 33174970), (4, 16587485), (5, 13269988), (10, 6634994), (20, 3317497), (23, 2884780), (46, 1442390), (92, 721195), (97, 684020), (115, 576956), (194, 342010), (230, 288478), (388, 171005), (460, 144239), (485, 136804), (970, 68402), (1487, 44620), (1940, 34201), (2231, 29740), (2974, 22310), (4462, 14870), (5948, 11155), (7435, 8924)]