155105875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1553}}^1$

素因数の和:1632

約数の個数: 32

約数和(自身を含む): 209454336

約数和(自身を除く): 54348461

約数列:

[1, 5, 17, 25, 47, 85, 125, 235, 425, 799, 1175, 1553, 2125, 3995, 5875, 7765, 19975, 26401, 38825, 72991, 99875, 132005, 194125, 364955, 660025, 1240847, 1824775, 3300125, 6204235, 9123875, 31021175, 155105875]

約数ペア:

[(1, 155105875), (5, 31021175), (17, 9123875), (25, 6204235), (47, 3300125), (85, 1824775), (125, 1240847), (235, 660025), (425, 364955), (799, 194125), (1175, 132005), (1553, 99875), (2125, 72991), (3995, 38825), (5875, 26401), (7765, 19975)]