77917384

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 158054400

約数和(自身を除く): 80137016

約数列:

[1, 2, 4, 8, 31, 41, 62, 79, 82, 97, 124, 158, 164, 194, 248, 316, 328, 388, 632, 776, 1271, 2449, 2542, 3007, 3239, 3977, 4898, 5084, 6014, 6478, 7663, 7954, 9796, 10168, 12028, 12956, 15326, 15908, 19592, 24056, 25912, 30652, 31816, 61304, 100409, 123287, 200818, 237553, 246574, 314183, 401636, 475106, 493148, 628366, 803272, 950212, 986296, 1256732, 1900424, 2513464, 9739673, 19479346, 38958692, 77917384]

約数ペア:

[(1, 77917384), (2, 38958692), (4, 19479346), (8, 9739673), (31, 2513464), (41, 1900424), (62, 1256732), (79, 986296), (82, 950212), (97, 803272), (124, 628366), (158, 493148), (164, 475106), (194, 401636), (248, 314183), (316, 246574), (328, 237553), (388, 200818), (632, 123287), (776, 100409), (1271, 61304), (2449, 31816), (2542, 30652), (3007, 25912), (3239, 24056), (3977, 19592), (4898, 15908), (5084, 15326), (6014, 12956), (6478, 12028), (7663, 10168), (7954, 9796)]