255784831204

素因数分解:

$2^2\times 7^2\times {\mathrm{317}}^1\times {\mathrm{787}}^1\times {\mathrm{5231}}^1$

素因数の和:6353

約数の個数: 72

約数和(自身を含む): 523111139712

約数和(自身を除く): 267326308508

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 317, 634, 787, 1268, 1574, 2219, 3148, 4438, 5231, 5509, 8876, 10462, 11018, 15533, 20924, 22036, 31066, 36617, 38563, 62132, 73234, 77126, 146468, 154252, 249479, 256319, 498958, 512638, 997916, 1025276, 1658227, 1746353, 3316454, 3492706, 4116797, 6632908, 6985412, 8233594, 11607589, 12224471, 16467188, 23215178, 24448942, 28817579, 46430356, 48897884, 57635158, 81253123, 115270316, 162506246, 201723053, 325012492, 403446106, 806892212, 1305024649, 2610049298, 5220098596, 9135172543, 18270345086, 36540690172, 63946207801, 127892415602, 255784831204]

約数ペア:

[(1, 255784831204), (2, 127892415602), (4, 63946207801), (7, 36540690172), (14, 18270345086), (28, 9135172543), (49, 5220098596), (98, 2610049298), (196, 1305024649), (317, 806892212), (634, 403446106), (787, 325012492), (1268, 201723053), (1574, 162506246), (2219, 115270316), (3148, 81253123), (4438, 57635158), (5231, 48897884), (5509, 46430356), (8876, 28817579), (10462, 24448942), (11018, 23215178), (15533, 16467188), (20924, 12224471), (22036, 11607589), (31066, 8233594), (36617, 6985412), (38563, 6632908), (62132, 4116797), (73234, 3492706), (77126, 3316454), (146468, 1746353), (154252, 1658227), (249479, 1025276), (256319, 997916), (498958, 512638)]