415563208

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{499}}^1\times {\mathrm{2539}}^1$

素因数の和:3085

約数の個数: 32

約数和(自身を含む): 800100000

約数和(自身を除く): 384536792

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 499, 998, 1996, 2539, 3992, 5078, 10156, 20312, 20459, 40918, 81836, 104099, 163672, 208198, 416396, 832792, 1266961, 2533922, 5067844, 10135688, 51945401, 103890802, 207781604, 415563208]

約数ペア:

[(1, 415563208), (2, 207781604), (4, 103890802), (8, 51945401), (41, 10135688), (82, 5067844), (164, 2533922), (328, 1266961), (499, 832792), (998, 416396), (1996, 208198), (2539, 163672), (3992, 104099), (5078, 81836), (10156, 40918), (20312, 20459)]