90981930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2953}}^1$

素因数の和:3055

約数の個数: 64

約数和(自身を含む): 238210560

約数和(自身を除く): 147228630

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 79, 130, 158, 195, 237, 390, 395, 474, 790, 1027, 1185, 2054, 2370, 2953, 3081, 5135, 5906, 6162, 8859, 10270, 14765, 15405, 17718, 29530, 30810, 38389, 44295, 76778, 88590, 115167, 191945, 230334, 233287, 383890, 466574, 575835, 699861, 1151670, 1166435, 1399722, 2332870, 3032731, 3499305, 6065462, 6998610, 9098193, 15163655, 18196386, 30327310, 45490965, 90981930]

約数ペア:

[(1, 90981930), (2, 45490965), (3, 30327310), (5, 18196386), (6, 15163655), (10, 9098193), (13, 6998610), (15, 6065462), (26, 3499305), (30, 3032731), (39, 2332870), (65, 1399722), (78, 1166435), (79, 1151670), (130, 699861), (158, 575835), (195, 466574), (237, 383890), (390, 233287), (395, 230334), (474, 191945), (790, 115167), (1027, 88590), (1185, 76778), (2054, 44295), (2370, 38389), (2953, 30810), (3081, 29530), (5135, 17718), (5906, 15405), (6162, 14765), (8859, 10270)]