67138768

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:535

約数の個数: 40

約数和(自身を含む): 132703560

約数和(自身を除く): 65564792

約数列:

[1, 2, 4, 8, 16, 109, 137, 218, 274, 281, 436, 548, 562, 872, 1096, 1124, 1744, 2192, 2248, 4496, 14933, 29866, 30629, 38497, 59732, 61258, 76994, 119464, 122516, 153988, 238928, 245032, 307976, 490064, 615952, 4196173, 8392346, 16784692, 33569384, 67138768]

約数ペア:

[(1, 67138768), (2, 33569384), (4, 16784692), (8, 8392346), (16, 4196173), (109, 615952), (137, 490064), (218, 307976), (274, 245032), (281, 238928), (436, 153988), (548, 122516), (562, 119464), (872, 76994), (1096, 61258), (1124, 59732), (1744, 38497), (2192, 30629), (2248, 29866), (4496, 14933)]