858745088

素因数分解:

$2^8\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{431}}^1$

素因数の和:671

約数の個数: 72

約数和(自身を含む): 1767782016

約数和(自身を除く): 909036928

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 181, 256, 344, 362, 431, 688, 724, 862, 1376, 1448, 1724, 2752, 2896, 3448, 5504, 5792, 6896, 7783, 11008, 11584, 13792, 15566, 18533, 23168, 27584, 31132, 37066, 46336, 55168, 62264, 74132, 78011, 110336, 124528, 148264, 156022, 249056, 296528, 312044, 498112, 593056, 624088, 996224, 1186112, 1248176, 1992448, 2372224, 2496352, 3354473, 4744448, 4992704, 6708946, 9985408, 13417892, 19970816, 26835784, 53671568, 107343136, 214686272, 429372544, 858745088]

約数ペア:

[(1, 858745088), (2, 429372544), (4, 214686272), (8, 107343136), (16, 53671568), (32, 26835784), (43, 19970816), (64, 13417892), (86, 9985408), (128, 6708946), (172, 4992704), (181, 4744448), (256, 3354473), (344, 2496352), (362, 2372224), (431, 1992448), (688, 1248176), (724, 1186112), (862, 996224), (1376, 624088), (1448, 593056), (1724, 498112), (2752, 312044), (2896, 296528), (3448, 249056), (5504, 156022), (5792, 148264), (6896, 124528), (7783, 110336), (11008, 78011), (11584, 74132), (13792, 62264), (15566, 55168), (18533, 46336), (23168, 37066), (27584, 31132)]