78501760

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5333}}^1$

素因数の和:5375

約数の個数: 64

約数和(自身を含む): 195864480

約数和(自身を除く): 117362720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1472, 1840, 2944, 3680, 5333, 7360, 10666, 14720, 21332, 26665, 42664, 53330, 85328, 106660, 122659, 170656, 213320, 245318, 341312, 426640, 490636, 613295, 682624, 853280, 981272, 1226590, 1706560, 1962544, 2453180, 3413120, 3925088, 4906360, 7850176, 9812720, 15700352, 19625440, 39250880, 78501760]

約数ペア:

[(1, 78501760), (2, 39250880), (4, 19625440), (5, 15700352), (8, 9812720), (10, 7850176), (16, 4906360), (20, 3925088), (23, 3413120), (32, 2453180), (40, 1962544), (46, 1706560), (64, 1226590), (80, 981272), (92, 853280), (115, 682624), (128, 613295), (160, 490636), (184, 426640), (230, 341312), (320, 245318), (368, 213320), (460, 170656), (640, 122659), (736, 106660), (920, 85328), (1472, 53330), (1840, 42664), (2944, 26665), (3680, 21332), (5333, 14720), (7360, 10666)]