163055440

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{33413}}^1$

素因数の和:33487

約数の個数: 40

約数和(自身を含む): 385330248

約数和(自身を除く): 222274808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 33413, 66826, 133652, 167065, 267304, 334130, 534608, 668260, 1336520, 2038193, 2673040, 4076386, 8152772, 10190965, 16305544, 20381930, 32611088, 40763860, 81527720, 163055440]

約数ペア:

[(1, 163055440), (2, 81527720), (4, 40763860), (5, 32611088), (8, 20381930), (10, 16305544), (16, 10190965), (20, 8152772), (40, 4076386), (61, 2673040), (80, 2038193), (122, 1336520), (244, 668260), (305, 534608), (488, 334130), (610, 267304), (976, 167065), (1220, 133652), (2440, 66826), (4880, 33413)]