98909840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{39883}}^1$

素因数の和:39927

約数の個数: 40

約数和(自身を含む): 237389568

約数和(自身を除く): 138479728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 39883, 79766, 159532, 199415, 319064, 398830, 638128, 797660, 1236373, 1595320, 2472746, 3190640, 4945492, 6181865, 9890984, 12363730, 19781968, 24727460, 49454920, 98909840]

約数ペア:

[(1, 98909840), (2, 49454920), (4, 24727460), (5, 19781968), (8, 12363730), (10, 9890984), (16, 6181865), (20, 4945492), (31, 3190640), (40, 2472746), (62, 1595320), (80, 1236373), (124, 797660), (155, 638128), (248, 398830), (310, 319064), (496, 199415), (620, 159532), (1240, 79766), (2480, 39883)]