28004800

素因数分解:

$2^6\times 5^2\times {\mathrm{23}}^1\times {\mathrm{761}}^1$

素因数の和:806

約数の個数: 84

約数和(自身を含む): 71999856

約数和(自身を除く): 43995056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 160, 184, 200, 230, 320, 368, 400, 460, 575, 736, 761, 800, 920, 1150, 1472, 1522, 1600, 1840, 2300, 3044, 3680, 3805, 4600, 6088, 7360, 7610, 9200, 12176, 15220, 17503, 18400, 19025, 24352, 30440, 35006, 36800, 38050, 48704, 60880, 70012, 76100, 87515, 121760, 140024, 152200, 175030, 243520, 280048, 304400, 350060, 437575, 560096, 608800, 700120, 875150, 1120192, 1217600, 1400240, 1750300, 2800480, 3500600, 5600960, 7001200, 14002400, 28004800]

約数ペア:

[(1, 28004800), (2, 14002400), (4, 7001200), (5, 5600960), (8, 3500600), (10, 2800480), (16, 1750300), (20, 1400240), (23, 1217600), (25, 1120192), (32, 875150), (40, 700120), (46, 608800), (50, 560096), (64, 437575), (80, 350060), (92, 304400), (100, 280048), (115, 243520), (160, 175030), (184, 152200), (200, 140024), (230, 121760), (320, 87515), (368, 76100), (400, 70012), (460, 60880), (575, 48704), (736, 38050), (761, 36800), (800, 35006), (920, 30440), (1150, 24352), (1472, 19025), (1522, 18400), (1600, 17503), (1840, 15220), (2300, 12176), (3044, 9200), (3680, 7610), (3805, 7360), (4600, 6088)]