78745280

素因数分解:

$2^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4643}}^1$

素因数の和:4713

約数の個数: 56

約数和(自身を含む): 191091312

約数和(自身を除く): 112346032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 160, 212, 265, 320, 424, 530, 848, 1060, 1696, 2120, 3392, 4240, 4643, 8480, 9286, 16960, 18572, 23215, 37144, 46430, 74288, 92860, 148576, 185720, 246079, 297152, 371440, 492158, 742880, 984316, 1230395, 1485760, 1968632, 2460790, 3937264, 4921580, 7874528, 9843160, 15749056, 19686320, 39372640, 78745280]

約数ペア:

[(1, 78745280), (2, 39372640), (4, 19686320), (5, 15749056), (8, 9843160), (10, 7874528), (16, 4921580), (20, 3937264), (32, 2460790), (40, 1968632), (53, 1485760), (64, 1230395), (80, 984316), (106, 742880), (160, 492158), (212, 371440), (265, 297152), (320, 246079), (424, 185720), (530, 148576), (848, 92860), (1060, 74288), (1696, 46430), (2120, 37144), (3392, 23215), (4240, 18572), (4643, 16960), (8480, 9286)]