1900890085

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 2497259520

約数和(自身を除く): 596369435

約数列:

[1, 5, 23, 31, 97, 115, 155, 239, 485, 529, 713, 1195, 2231, 2645, 3007, 3565, 5497, 7409, 11155, 15035, 16399, 23183, 27485, 37045, 51313, 69161, 81995, 115915, 126431, 170407, 256565, 345805, 533209, 632155, 718673, 852035, 1590703, 2666045, 3593365, 3919361, 7953515, 12263807, 16529479, 19596805, 61319035, 82647395, 380178017, 1900890085]

約数ペア:

[(1, 1900890085), (5, 380178017), (23, 82647395), (31, 61319035), (97, 19596805), (115, 16529479), (155, 12263807), (239, 7953515), (485, 3919361), (529, 3593365), (713, 2666045), (1195, 1590703), (2231, 852035), (2645, 718673), (3007, 632155), (3565, 533209), (5497, 345805), (7409, 256565), (11155, 170407), (15035, 126431), (16399, 115915), (23183, 81995), (27485, 69161), (37045, 51313)]