3640874320

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{3581}}^1$

素因数の和:3844

約数の個数: 80

約数和(自身を含む): 8634625920

約数和(自身を除く): 4993751600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 179, 284, 355, 358, 568, 710, 716, 895, 1136, 1420, 1432, 1790, 2840, 2864, 3580, 3581, 5680, 7160, 7162, 12709, 14320, 14324, 17905, 25418, 28648, 35810, 50836, 57296, 63545, 71620, 101672, 127090, 143240, 203344, 254180, 254251, 286480, 508360, 508502, 640999, 1016720, 1017004, 1271255, 1281998, 2034008, 2542510, 2563996, 3204995, 4068016, 5085020, 5127992, 6409990, 10170040, 10255984, 12819980, 20340080, 25639960, 45510929, 51279920, 91021858, 182043716, 227554645, 364087432, 455109290, 728174864, 910218580, 1820437160, 3640874320]

約数ペア:

[(1, 3640874320), (2, 1820437160), (4, 910218580), (5, 728174864), (8, 455109290), (10, 364087432), (16, 227554645), (20, 182043716), (40, 91021858), (71, 51279920), (80, 45510929), (142, 25639960), (179, 20340080), (284, 12819980), (355, 10255984), (358, 10170040), (568, 6409990), (710, 5127992), (716, 5085020), (895, 4068016), (1136, 3204995), (1420, 2563996), (1432, 2542510), (1790, 2034008), (2840, 1281998), (2864, 1271255), (3580, 1017004), (3581, 1016720), (5680, 640999), (7160, 508502), (7162, 508360), (12709, 286480), (14320, 254251), (14324, 254180), (17905, 203344), (25418, 143240), (28648, 127090), (35810, 101672), (50836, 71620), (57296, 63545)]