89080240

素因数分解:

$2^4\times 5^1\times {\mathrm{811}}^1\times {\mathrm{1373}}^1$

素因数の和:2197

約数の個数: 40

約数和(自身を含む): 207517968

約数和(自身を除く): 118437728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 811, 1373, 1622, 2746, 3244, 4055, 5492, 6488, 6865, 8110, 10984, 12976, 13730, 16220, 21968, 27460, 32440, 54920, 64880, 109840, 1113503, 2227006, 4454012, 5567515, 8908024, 11135030, 17816048, 22270060, 44540120, 89080240]

約数ペア:

[(1, 89080240), (2, 44540120), (4, 22270060), (5, 17816048), (8, 11135030), (10, 8908024), (16, 5567515), (20, 4454012), (40, 2227006), (80, 1113503), (811, 109840), (1373, 64880), (1622, 54920), (2746, 32440), (3244, 27460), (4055, 21968), (5492, 16220), (6488, 13730), (6865, 12976), (8110, 10984)]