89938880

素因数分解:

$2^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{5303}}^1$

素因数の和:5373

約数の個数: 56

約数和(自身を含む): 218248992

約数和(自身を除く): 128310112

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, 5303, 8480, 10606, 16960, 21212, 26515, 42424, 53030, 84848, 106060, 169696, 212120, 281059, 339392, 424240, 562118, 848480, 1124236, 1405295, 1696960, 2248472, 2810590, 4496944, 5621180, 8993888, 11242360, 17987776, 22484720, 44969440, 89938880]

約数ペア:

[(1, 89938880), (2, 44969440), (4, 22484720), (5, 17987776), (8, 11242360), (10, 8993888), (16, 5621180), (20, 4496944), (32, 2810590), (40, 2248472), (53, 1696960), (64, 1405295), (80, 1124236), (106, 848480), (160, 562118), (212, 424240), (265, 339392), (320, 281059), (424, 212120), (530, 169696), (848, 106060), (1060, 84848), (1696, 53030), (2120, 42424), (3392, 26515), (4240, 21212), (5303, 16960), (8480, 10606)]