87938816

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1583}}^1$

素因数の和:1637

約数の個数: 72

約数和(自身を含む): 207212544

約数和(自身を除く): 119273728

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 868, 896, 992, 1583, 1736, 1792, 1984, 3166, 3472, 3968, 6332, 6944, 7936, 11081, 12664, 13888, 22162, 25328, 27776, 44324, 49073, 50656, 55552, 88648, 98146, 101312, 177296, 196292, 202624, 343511, 354592, 392584, 405248, 687022, 709184, 785168, 1374044, 1418368, 1570336, 2748088, 2836736, 3140672, 5496176, 6281344, 10992352, 12562688, 21984704, 43969408, 87938816]

約数ペア:

[(1, 87938816), (2, 43969408), (4, 21984704), (7, 12562688), (8, 10992352), (14, 6281344), (16, 5496176), (28, 3140672), (31, 2836736), (32, 2748088), (56, 1570336), (62, 1418368), (64, 1374044), (112, 785168), (124, 709184), (128, 687022), (217, 405248), (224, 392584), (248, 354592), (256, 343511), (434, 202624), (448, 196292), (496, 177296), (868, 101312), (896, 98146), (992, 88648), (1583, 55552), (1736, 50656), (1792, 49073), (1984, 44324), (3166, 27776), (3472, 25328), (3968, 22162), (6332, 13888), (6944, 12664), (7936, 11081)]