82165720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22573}}^1$

素因数の和:22604

約数の個数: 64

約数和(自身を含む): 227545920

約数和(自身を除く): 145380200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 22573, 45146, 90292, 112865, 158011, 180584, 225730, 293449, 316022, 451460, 586898, 632044, 790055, 902920, 1173796, 1264088, 1467245, 1580110, 2054143, 2347592, 2934490, 3160220, 4108286, 5868980, 6320440, 8216572, 10270715, 11737960, 16433144, 20541430, 41082860, 82165720]

約数ペア:

[(1, 82165720), (2, 41082860), (4, 20541430), (5, 16433144), (7, 11737960), (8, 10270715), (10, 8216572), (13, 6320440), (14, 5868980), (20, 4108286), (26, 3160220), (28, 2934490), (35, 2347592), (40, 2054143), (52, 1580110), (56, 1467245), (65, 1264088), (70, 1173796), (91, 902920), (104, 790055), (130, 632044), (140, 586898), (182, 451460), (260, 316022), (280, 293449), (364, 225730), (455, 180584), (520, 158011), (728, 112865), (910, 90292), (1820, 45146), (3640, 22573)]