78778816

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1187}}^1$

素因数の和:1277

約数の個数: 56

約数和(自身を含む): 168377616

約数和(自身を除く): 89598800

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 61, 64, 68, 122, 136, 244, 272, 488, 544, 976, 1037, 1088, 1187, 1952, 2074, 2374, 3904, 4148, 4748, 8296, 9496, 16592, 18992, 20179, 33184, 37984, 40358, 66368, 72407, 75968, 80716, 144814, 161432, 289628, 322864, 579256, 645728, 1158512, 1230919, 1291456, 2317024, 2461838, 4634048, 4923676, 9847352, 19694704, 39389408, 78778816]

約数ペア:

[(1, 78778816), (2, 39389408), (4, 19694704), (8, 9847352), (16, 4923676), (17, 4634048), (32, 2461838), (34, 2317024), (61, 1291456), (64, 1230919), (68, 1158512), (122, 645728), (136, 579256), (244, 322864), (272, 289628), (488, 161432), (544, 144814), (976, 80716), (1037, 75968), (1088, 72407), (1187, 66368), (1952, 40358), (2074, 37984), (2374, 33184), (3904, 20179), (4148, 18992), (4748, 16592), (8296, 9496)]