161982100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10061}}^1$

素因数の和:10105

約数の個数: 72

約数和(自身を含む): 419223168

約数和(自身を除く): 257241068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 140, 161, 175, 230, 322, 350, 460, 575, 644, 700, 805, 1150, 1610, 2300, 3220, 4025, 8050, 10061, 16100, 20122, 40244, 50305, 70427, 100610, 140854, 201220, 231403, 251525, 281708, 352135, 462806, 503050, 704270, 925612, 1006100, 1157015, 1408540, 1619821, 1760675, 2314030, 3239642, 3521350, 4628060, 5785075, 6479284, 7042700, 8099105, 11570150, 16198210, 23140300, 32396420, 40495525, 80991050, 161982100]

約数ペア:

[(1, 161982100), (2, 80991050), (4, 40495525), (5, 32396420), (7, 23140300), (10, 16198210), (14, 11570150), (20, 8099105), (23, 7042700), (25, 6479284), (28, 5785075), (35, 4628060), (46, 3521350), (50, 3239642), (70, 2314030), (92, 1760675), (100, 1619821), (115, 1408540), (140, 1157015), (161, 1006100), (175, 925612), (230, 704270), (322, 503050), (350, 462806), (460, 352135), (575, 281708), (644, 251525), (700, 231403), (805, 201220), (1150, 140854), (1610, 100610), (2300, 70427), (3220, 50305), (4025, 40244), (8050, 20122), (10061, 16100)]