64865290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{40289}}^1$

素因数の和:40326

約数の個数: 32

約数和(自身を含む): 139242240

約数和(自身を除く): 74376950

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 40289, 80578, 201445, 282023, 402890, 564046, 926647, 1410115, 1853294, 2820230, 4633235, 6486529, 9266470, 12973058, 32432645, 64865290]

約数ペア:

[(1, 64865290), (2, 32432645), (5, 12973058), (7, 9266470), (10, 6486529), (14, 4633235), (23, 2820230), (35, 1853294), (46, 1410115), (70, 926647), (115, 564046), (161, 402890), (230, 282023), (322, 201445), (805, 80578), (1610, 40289)]