2557568

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:109

約数の個数: 64

約数和(自身を含む): 5783400

約数和(自身を除く): 3225832

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 53, 58, 64, 104, 106, 116, 128, 208, 212, 232, 377, 416, 424, 464, 689, 754, 832, 848, 928, 1378, 1508, 1537, 1664, 1696, 1856, 2756, 3016, 3074, 3392, 3712, 5512, 6032, 6148, 6784, 11024, 12064, 12296, 19981, 22048, 24128, 24592, 39962, 44096, 48256, 49184, 79924, 88192, 98368, 159848, 196736, 319696, 639392, 1278784, 2557568]

約数ペア:

[(1, 2557568), (2, 1278784), (4, 639392), (8, 319696), (13, 196736), (16, 159848), (26, 98368), (29, 88192), (32, 79924), (52, 49184), (53, 48256), (58, 44096), (64, 39962), (104, 24592), (106, 24128), (116, 22048), (128, 19981), (208, 12296), (212, 12064), (232, 11024), (377, 6784), (416, 6148), (424, 6032), (464, 5512), (689, 3712), (754, 3392), (832, 3074), (848, 3016), (928, 2756), (1378, 1856), (1508, 1696), (1537, 1664)]