205691704

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{2069}}^1$

素因数の和:2152

約数の個数: 48

約数和(自身を含む): 419423400

約数和(自身を除く): 213731696

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 136, 172, 289, 344, 578, 731, 1156, 1462, 2069, 2312, 2924, 4138, 5848, 8276, 12427, 16552, 24854, 35173, 49708, 70346, 88967, 99416, 140692, 177934, 281384, 355868, 597941, 711736, 1195882, 1512439, 2391764, 3024878, 4783528, 6049756, 12099512, 25711463, 51422926, 102845852, 205691704]

約数ペア:

[(1, 205691704), (2, 102845852), (4, 51422926), (8, 25711463), (17, 12099512), (34, 6049756), (43, 4783528), (68, 3024878), (86, 2391764), (136, 1512439), (172, 1195882), (289, 711736), (344, 597941), (578, 355868), (731, 281384), (1156, 177934), (1462, 140692), (2069, 99416), (2312, 88967), (2924, 70346), (4138, 49708), (5848, 35173), (8276, 24854), (12427, 16552)]