165457960

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1\times {\mathrm{433}}^1$

素因数の和:718

約数の個数: 64

約数和(自身を含む): 383881680

約数和(自身を除く): 218423720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 233, 328, 410, 433, 466, 820, 866, 932, 1165, 1640, 1732, 1864, 2165, 2330, 3464, 4330, 4660, 8660, 9320, 9553, 17320, 17753, 19106, 35506, 38212, 47765, 71012, 76424, 88765, 95530, 100889, 142024, 177530, 191060, 201778, 355060, 382120, 403556, 504445, 710120, 807112, 1008890, 2017780, 4035560, 4136449, 8272898, 16545796, 20682245, 33091592, 41364490, 82728980, 165457960]

約数ペア:

[(1, 165457960), (2, 82728980), (4, 41364490), (5, 33091592), (8, 20682245), (10, 16545796), (20, 8272898), (40, 4136449), (41, 4035560), (82, 2017780), (164, 1008890), (205, 807112), (233, 710120), (328, 504445), (410, 403556), (433, 382120), (466, 355060), (820, 201778), (866, 191060), (932, 177530), (1165, 142024), (1640, 100889), (1732, 95530), (1864, 88765), (2165, 76424), (2330, 71012), (3464, 47765), (4330, 38212), (4660, 35506), (8660, 19106), (9320, 17753), (9553, 17320)]