206921167375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1801}}^1\times {\mathrm{4159}}^1$

素因数の和:6005

約数の個数: 64

約数和(自身を含む): 294695331840

約数和(自身を除く): 87774164465

約数列:

[1, 5, 13, 17, 25, 65, 85, 125, 221, 325, 425, 1105, 1625, 1801, 2125, 4159, 5525, 9005, 20795, 23413, 27625, 30617, 45025, 54067, 70703, 103975, 117065, 153085, 225125, 270335, 353515, 398021, 519875, 585325, 765425, 919139, 1351675, 1767575, 1990105, 2926625, 3827125, 4595695, 6758375, 7490359, 8837875, 9950525, 22978475, 37451795, 49752625, 97374667, 114892375, 127336103, 187258975, 486873335, 636680515, 936294875, 1655369339, 2434366675, 3183402575, 8276846695, 12171833375, 15917012875, 41384233475, 206921167375]

約数ペア:

[(1, 206921167375), (5, 41384233475), (13, 15917012875), (17, 12171833375), (25, 8276846695), (65, 3183402575), (85, 2434366675), (125, 1655369339), (221, 936294875), (325, 636680515), (425, 486873335), (1105, 187258975), (1625, 127336103), (1801, 114892375), (2125, 97374667), (4159, 49752625), (5525, 37451795), (9005, 22978475), (20795, 9950525), (23413, 8837875), (27625, 7490359), (30617, 6758375), (45025, 4595695), (54067, 3827125), (70703, 2926625), (103975, 1990105), (117065, 1767575), (153085, 1351675), (225125, 919139), (270335, 765425), (353515, 585325), (398021, 519875)]