668879824

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{5381}}^1$

素因数の和:5863

約数の個数: 40

約数和(自身を含む): 1375445448

約数和(自身を除く): 706565624

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 457, 914, 1828, 3656, 5381, 7312, 7769, 10762, 15538, 21524, 31076, 43048, 62152, 86096, 91477, 124304, 182954, 365908, 731816, 1463632, 2459117, 4918234, 9836468, 19672936, 39345872, 41804989, 83609978, 167219956, 334439912, 668879824]

約数ペア:

[(1, 668879824), (2, 334439912), (4, 167219956), (8, 83609978), (16, 41804989), (17, 39345872), (34, 19672936), (68, 9836468), (136, 4918234), (272, 2459117), (457, 1463632), (914, 731816), (1828, 365908), (3656, 182954), (5381, 124304), (7312, 91477), (7769, 86096), (10762, 62152), (15538, 43048), (21524, 31076)]