51742670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:473

約数の個数: 64

約数和(自身を含む): 111974400

約数和(自身を除く): 60231730

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 71, 142, 145, 203, 290, 355, 359, 406, 497, 710, 718, 994, 1015, 1795, 2030, 2059, 2485, 2513, 3590, 4118, 4970, 5026, 10295, 10411, 12565, 14413, 20590, 20822, 25130, 25489, 28826, 50978, 52055, 72065, 72877, 104110, 127445, 144130, 145754, 178423, 254890, 356846, 364385, 728770, 739181, 892115, 1478362, 1784230, 3695905, 5174267, 7391810, 10348534, 25871335, 51742670]

約数ペア:

[(1, 51742670), (2, 25871335), (5, 10348534), (7, 7391810), (10, 5174267), (14, 3695905), (29, 1784230), (35, 1478362), (58, 892115), (70, 739181), (71, 728770), (142, 364385), (145, 356846), (203, 254890), (290, 178423), (355, 145754), (359, 144130), (406, 127445), (497, 104110), (710, 72877), (718, 72065), (994, 52055), (1015, 50978), (1795, 28826), (2030, 25489), (2059, 25130), (2485, 20822), (2513, 20590), (3590, 14413), (4118, 12565), (4970, 10411), (5026, 10295)]