100017860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1\times {\mathrm{431}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 216421632

約数和(自身を除く): 116403772

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 283, 410, 431, 566, 820, 862, 1132, 1415, 1724, 2155, 2830, 4310, 5660, 8620, 11603, 17671, 23206, 35342, 46412, 58015, 70684, 88355, 116030, 121973, 176710, 232060, 243946, 353420, 487892, 609865, 1219730, 2439460, 5000893, 10001786, 20003572, 25004465, 50008930, 100017860]

約数ペア:

[(1, 100017860), (2, 50008930), (4, 25004465), (5, 20003572), (10, 10001786), (20, 5000893), (41, 2439460), (82, 1219730), (164, 609865), (205, 487892), (283, 353420), (410, 243946), (431, 232060), (566, 176710), (820, 121973), (862, 116030), (1132, 88355), (1415, 70684), (1724, 58015), (2155, 46412), (2830, 35342), (4310, 23206), (5660, 17671), (8620, 11603)]