208050830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{307}}^1\times {\mathrm{401}}^1$

素因数の和:741

約数の個数: 48

約数和(自身を含む): 407849904

約数和(自身を除く): 199799074

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 307, 338, 401, 614, 802, 845, 1535, 1690, 2005, 3070, 3991, 4010, 5213, 7982, 10426, 19955, 26065, 39910, 51883, 52130, 67769, 103766, 123107, 135538, 246214, 259415, 338845, 518830, 615535, 677690, 1231070, 1600391, 3200782, 8001955, 16003910, 20805083, 41610166, 104025415, 208050830]

約数ペア:

[(1, 208050830), (2, 104025415), (5, 41610166), (10, 20805083), (13, 16003910), (26, 8001955), (65, 3200782), (130, 1600391), (169, 1231070), (307, 677690), (338, 615535), (401, 518830), (614, 338845), (802, 259415), (845, 246214), (1535, 135538), (1690, 123107), (2005, 103766), (3070, 67769), (3991, 52130), (4010, 51883), (5213, 39910), (7982, 26065), (10426, 19955)]