161216368

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{17107}}^1$

素因数の和:17165

約数の個数: 40

約数和(自身を含む): 339422720

約数和(自身を除く): 178206352

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 9424, 17107, 34214, 68428, 136856, 273712, 325033, 530317, 650066, 1060634, 1300132, 2121268, 2600264, 4242536, 5200528, 8485072, 10076023, 20152046, 40304092, 80608184, 161216368]

約数ペア:

[(1, 161216368), (2, 80608184), (4, 40304092), (8, 20152046), (16, 10076023), (19, 8485072), (31, 5200528), (38, 4242536), (62, 2600264), (76, 2121268), (124, 1300132), (152, 1060634), (248, 650066), (304, 530317), (496, 325033), (589, 273712), (1178, 136856), (2356, 68428), (4712, 34214), (9424, 17107)]