87089960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{523}}^1$

素因数の和:738

約数の個数: 64

約数和(自身を含む): 205994880

約数和(自身を除く): 118904920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 181, 184, 230, 362, 460, 523, 724, 905, 920, 1046, 1448, 1810, 2092, 2615, 3620, 4163, 4184, 5230, 7240, 8326, 10460, 12029, 16652, 20815, 20920, 24058, 33304, 41630, 48116, 60145, 83260, 94663, 96232, 120290, 166520, 189326, 240580, 378652, 473315, 481160, 757304, 946630, 1893260, 2177249, 3786520, 4354498, 8708996, 10886245, 17417992, 21772490, 43544980, 87089960]

約数ペア:

[(1, 87089960), (2, 43544980), (4, 21772490), (5, 17417992), (8, 10886245), (10, 8708996), (20, 4354498), (23, 3786520), (40, 2177249), (46, 1893260), (92, 946630), (115, 757304), (181, 481160), (184, 473315), (230, 378652), (362, 240580), (460, 189326), (523, 166520), (724, 120290), (905, 96232), (920, 94663), (1046, 83260), (1448, 60145), (1810, 48116), (2092, 41630), (2615, 33304), (3620, 24058), (4163, 20920), (4184, 20815), (5230, 16652), (7240, 12029), (8326, 10460)]