80821920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1033}}^1$

素因数の和:1214

約数の個数: 96

約数和(自身を含む): 256398912

約数和(自身を除く): 175576992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 163, 240, 326, 480, 489, 652, 815, 978, 1033, 1304, 1630, 1956, 2066, 2445, 2608, 3099, 3260, 3912, 4132, 4890, 5165, 5216, 6198, 6520, 7824, 8264, 9780, 10330, 12396, 13040, 15495, 15648, 16528, 19560, 20660, 24792, 26080, 30990, 33056, 39120, 41320, 49584, 61980, 78240, 82640, 99168, 123960, 165280, 168379, 247920, 336758, 495840, 505137, 673516, 841895, 1010274, 1347032, 1683790, 2020548, 2525685, 2694064, 3367580, 4041096, 5051370, 5388128, 6735160, 8082192, 10102740, 13470320, 16164384, 20205480, 26940640, 40410960, 80821920]

約数ペア:

[(1, 80821920), (2, 40410960), (3, 26940640), (4, 20205480), (5, 16164384), (6, 13470320), (8, 10102740), (10, 8082192), (12, 6735160), (15, 5388128), (16, 5051370), (20, 4041096), (24, 3367580), (30, 2694064), (32, 2525685), (40, 2020548), (48, 1683790), (60, 1347032), (80, 1010274), (96, 841895), (120, 673516), (160, 505137), (163, 495840), (240, 336758), (326, 247920), (480, 168379), (489, 165280), (652, 123960), (815, 99168), (978, 82640), (1033, 78240), (1304, 61980), (1630, 49584), (1956, 41320), (2066, 39120), (2445, 33056), (2608, 30990), (3099, 26080), (3260, 24792), (3912, 20660), (4132, 19560), (4890, 16528), (5165, 15648), (5216, 15495), (6198, 13040), (6520, 12396), (7824, 10330), (8264, 9780)]