275483480

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{77383}}^1$

素因数の和:77483

約数の個数: 32

約数和(自身を含む): 626810400

約数和(自身を除く): 351326920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 77383, 154766, 309532, 386915, 619064, 773830, 1547660, 3095320, 6887087, 13774174, 27548348, 34435435, 55096696, 68870870, 137741740, 275483480]

約数ペア:

[(1, 275483480), (2, 137741740), (4, 68870870), (5, 55096696), (8, 34435435), (10, 27548348), (20, 13774174), (40, 6887087), (89, 3095320), (178, 1547660), (356, 773830), (445, 619064), (712, 386915), (890, 309532), (1780, 154766), (3560, 77383)]