20165164515

素因数分解:

$3^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{641}}^1\times {\mathrm{1171}}^1$

素因数の和:2025

約数の個数: 64

約数和(自身を含む): 36116352000

約数和(自身を除く): 15951187485

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 199, 597, 641, 995, 1171, 1791, 1923, 2985, 3205, 3513, 5373, 5769, 5855, 8955, 9615, 10539, 17307, 17565, 26865, 28845, 31617, 52695, 86535, 127559, 158085, 233029, 382677, 637795, 699087, 750611, 1148031, 1165145, 1913385, 2097261, 2251833, 3444093, 3495435, 3753055, 5740155, 6291783, 6755499, 10486305, 11259165, 17220465, 20266497, 31458915, 33777495, 101332485, 149371589, 448114767, 746857945, 1344344301, 2240573835, 4033032903, 6721721505, 20165164515]

約数ペア:

[(1, 20165164515), (3, 6721721505), (5, 4033032903), (9, 2240573835), (15, 1344344301), (27, 746857945), (45, 448114767), (135, 149371589), (199, 101332485), (597, 33777495), (641, 31458915), (995, 20266497), (1171, 17220465), (1791, 11259165), (1923, 10486305), (2985, 6755499), (3205, 6291783), (3513, 5740155), (5373, 3753055), (5769, 3495435), (5855, 3444093), (8955, 2251833), (9615, 2097261), (10539, 1913385), (17307, 1165145), (17565, 1148031), (26865, 750611), (28845, 699087), (31617, 637795), (52695, 382677), (86535, 233029), (127559, 158085)]