201376688

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{313}}^1\times {\mathrm{509}}^1$

素因数の和:909

約数の個数: 40

約数和(自身を含む): 397147200

約数和(自身を除く): 195770512

約数列:

[1, 2, 4, 8, 16, 79, 158, 313, 316, 509, 626, 632, 1018, 1252, 1264, 2036, 2504, 4072, 5008, 8144, 24727, 40211, 49454, 80422, 98908, 159317, 160844, 197816, 318634, 321688, 395632, 637268, 643376, 1274536, 2549072, 12586043, 25172086, 50344172, 100688344, 201376688]

約数ペア:

[(1, 201376688), (2, 100688344), (4, 50344172), (8, 25172086), (16, 12586043), (79, 2549072), (158, 1274536), (313, 643376), (316, 637268), (509, 395632), (626, 321688), (632, 318634), (1018, 197816), (1252, 160844), (1264, 159317), (2036, 98908), (2504, 80422), (4072, 49454), (5008, 40211), (8144, 24727)]