80244250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 161740800

約数和(自身を除く): 81496550

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 79, 85, 125, 158, 170, 239, 250, 395, 425, 478, 790, 850, 1195, 1343, 1975, 2125, 2390, 2686, 3950, 4063, 4250, 5975, 6715, 8126, 9875, 11950, 13430, 18881, 19750, 20315, 29875, 33575, 37762, 40630, 59750, 67150, 94405, 101575, 167875, 188810, 203150, 320977, 335750, 472025, 507875, 641954, 944050, 1015750, 1604885, 2360125, 3209770, 4720250, 8024425, 16048850, 40122125, 80244250]

約数ペア:

[(1, 80244250), (2, 40122125), (5, 16048850), (10, 8024425), (17, 4720250), (25, 3209770), (34, 2360125), (50, 1604885), (79, 1015750), (85, 944050), (125, 641954), (158, 507875), (170, 472025), (239, 335750), (250, 320977), (395, 203150), (425, 188810), (478, 167875), (790, 101575), (850, 94405), (1195, 67150), (1343, 59750), (1975, 40630), (2125, 37762), (2390, 33575), (2686, 29875), (3950, 20315), (4063, 19750), (4250, 18881), (5975, 13430), (6715, 11950), (8126, 9875)]