127215320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{102593}}^1$

素因数の和:102635

約数の個数: 32

約数和(自身を含む): 295470720

約数和(自身を除く): 168255400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 102593, 205186, 410372, 512965, 820744, 1025930, 2051860, 3180383, 4103720, 6360766, 12721532, 15901915, 25443064, 31803830, 63607660, 127215320]

約数ペア:

[(1, 127215320), (2, 63607660), (4, 31803830), (5, 25443064), (8, 15901915), (10, 12721532), (20, 6360766), (31, 4103720), (40, 3180383), (62, 2051860), (124, 1025930), (155, 820744), (248, 512965), (310, 410372), (620, 205186), (1240, 102593)]