289316540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{36997}}^1$

素因数の和:37046

約数の個数: 48

約数和(自身を含む): 671291712

約数和(自身を除く): 381975172

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 36997, 73994, 147988, 184985, 369970, 628949, 739940, 850931, 1257898, 1701862, 2515796, 3144745, 3403724, 4254655, 6289490, 8509310, 12578980, 14465827, 17018620, 28931654, 57863308, 72329135, 144658270, 289316540]

約数ペア:

[(1, 289316540), (2, 144658270), (4, 72329135), (5, 57863308), (10, 28931654), (17, 17018620), (20, 14465827), (23, 12578980), (34, 8509310), (46, 6289490), (68, 4254655), (85, 3403724), (92, 3144745), (115, 2515796), (170, 1701862), (230, 1257898), (340, 850931), (391, 739940), (460, 628949), (782, 369970), (1564, 184985), (1955, 147988), (3910, 73994), (7820, 36997)]