80204320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3769}}^1$

素因数の和:3810

約数の個数: 96

約数和(自身を含む): 228009600

約数和(自身を除く): 147805280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 380, 532, 560, 608, 665, 760, 1064, 1120, 1330, 1520, 2128, 2660, 3040, 3769, 4256, 5320, 7538, 10640, 15076, 18845, 21280, 26383, 30152, 37690, 52766, 60304, 71611, 75380, 105532, 120608, 131915, 143222, 150760, 211064, 263830, 286444, 301520, 358055, 422128, 501277, 527660, 572888, 603040, 716110, 844256, 1002554, 1055320, 1145776, 1432220, 2005108, 2110640, 2291552, 2506385, 2864440, 4010216, 4221280, 5012770, 5728880, 8020432, 10025540, 11457760, 16040864, 20051080, 40102160, 80204320]

約数ペア:

[(1, 80204320), (2, 40102160), (4, 20051080), (5, 16040864), (7, 11457760), (8, 10025540), (10, 8020432), (14, 5728880), (16, 5012770), (19, 4221280), (20, 4010216), (28, 2864440), (32, 2506385), (35, 2291552), (38, 2110640), (40, 2005108), (56, 1432220), (70, 1145776), (76, 1055320), (80, 1002554), (95, 844256), (112, 716110), (133, 603040), (140, 572888), (152, 527660), (160, 501277), (190, 422128), (224, 358055), (266, 301520), (280, 286444), (304, 263830), (380, 211064), (532, 150760), (560, 143222), (608, 131915), (665, 120608), (760, 105532), (1064, 75380), (1120, 71611), (1330, 60304), (1520, 52766), (2128, 37690), (2660, 30152), (3040, 26383), (3769, 21280), (4256, 18845), (5320, 15076), (7538, 10640)]