163454080

素因数分解:

$2^7\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2011}}^1$

素因数の和:2157

約数の個数: 64

約数和(自身を含む): 394030080

約数和(自身を除く): 230576000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 320, 508, 635, 640, 1016, 1270, 2011, 2032, 2540, 4022, 4064, 5080, 8044, 8128, 10055, 10160, 16088, 16256, 20110, 20320, 32176, 40220, 40640, 64352, 80440, 81280, 128704, 160880, 255397, 257408, 321760, 510794, 643520, 1021588, 1276985, 1287040, 2043176, 2553970, 4086352, 5107940, 8172704, 10215880, 16345408, 20431760, 32690816, 40863520, 81727040, 163454080]

約数ペア:

[(1, 163454080), (2, 81727040), (4, 40863520), (5, 32690816), (8, 20431760), (10, 16345408), (16, 10215880), (20, 8172704), (32, 5107940), (40, 4086352), (64, 2553970), (80, 2043176), (127, 1287040), (128, 1276985), (160, 1021588), (254, 643520), (320, 510794), (508, 321760), (635, 257408), (640, 255397), (1016, 160880), (1270, 128704), (2011, 81280), (2032, 80440), (2540, 64352), (4022, 40640), (4064, 40220), (5080, 32176), (8044, 20320), (8128, 20110), (10055, 16256), (10160, 16088)]