8388631775

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{1163}}^1$

素因数の和:1472

約数の個数: 48

約数和(自身を含む): 11057292288

約数和(自身を除く): 2668660513

約数列:

[1, 5, 25, 31, 41, 155, 205, 227, 775, 1025, 1135, 1163, 1271, 5675, 5815, 6355, 7037, 9307, 29075, 31775, 35185, 36053, 46535, 47683, 175925, 180265, 232675, 238415, 264001, 288517, 901325, 1192075, 1320005, 1442585, 1478173, 6600025, 7212925, 7390865, 8184031, 10824041, 36954325, 40920155, 54120205, 204600775, 270601025, 335545271, 1677726355, 8388631775]

約数ペア:

[(1, 8388631775), (5, 1677726355), (25, 335545271), (31, 270601025), (41, 204600775), (155, 54120205), (205, 40920155), (227, 36954325), (775, 10824041), (1025, 8184031), (1135, 7390865), (1163, 7212925), (1271, 6600025), (5675, 1478173), (5815, 1442585), (6355, 1320005), (7037, 1192075), (9307, 901325), (29075, 288517), (31775, 264001), (35185, 238415), (36053, 232675), (46535, 180265), (47683, 175925)]