2057100650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{86981}}^1$

素因数の和:87047

約数の個数: 48

約数和(自身を含む): 4271164128

約数和(自身を除く): 2214063478

約数列:

[1, 2, 5, 10, 11, 22, 25, 43, 50, 55, 86, 110, 215, 275, 430, 473, 550, 946, 1075, 2150, 2365, 4730, 11825, 23650, 86981, 173962, 434905, 869810, 956791, 1913582, 2174525, 3740183, 4349050, 4783955, 7480366, 9567910, 18700915, 23919775, 37401830, 41142013, 47839550, 82284026, 93504575, 187009150, 205710065, 411420130, 1028550325, 2057100650]

約数ペア:

[(1, 2057100650), (2, 1028550325), (5, 411420130), (10, 205710065), (11, 187009150), (22, 93504575), (25, 82284026), (43, 47839550), (50, 41142013), (55, 37401830), (86, 23919775), (110, 18700915), (215, 9567910), (275, 7480366), (430, 4783955), (473, 4349050), (550, 3740183), (946, 2174525), (1075, 1913582), (2150, 956791), (2365, 869810), (4730, 434905), (11825, 173962), (23650, 86981)]