20101084400

素因数分解:

$2^4\times 5^2\times {\mathrm{2281}}^1\times {\mathrm{22031}}^1$

素因数の和:24330

約数の個数: 60

約数和(自身を含む): 48316220064

約数和(自身を除く): 28215135664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 2281, 4562, 9124, 11405, 18248, 22031, 22810, 36496, 44062, 45620, 57025, 88124, 91240, 110155, 114050, 176248, 182480, 220310, 228100, 352496, 440620, 456200, 550775, 881240, 912400, 1101550, 1762480, 2203100, 4406200, 8812400, 50252711, 100505422, 201010844, 251263555, 402021688, 502527110, 804043376, 1005054220, 1256317775, 2010108440, 2512635550, 4020216880, 5025271100, 10050542200, 20101084400]

約数ペア:

[(1, 20101084400), (2, 10050542200), (4, 5025271100), (5, 4020216880), (8, 2512635550), (10, 2010108440), (16, 1256317775), (20, 1005054220), (25, 804043376), (40, 502527110), (50, 402021688), (80, 251263555), (100, 201010844), (200, 100505422), (400, 50252711), (2281, 8812400), (4562, 4406200), (9124, 2203100), (11405, 1762480), (18248, 1101550), (22031, 912400), (22810, 881240), (36496, 550775), (44062, 456200), (45620, 440620), (57025, 352496), (88124, 228100), (91240, 220310), (110155, 182480), (114050, 176248)]