20442076275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{697087}}^1$

素因数の和:697140

約数の個数: 48

約数和(自身を含む): 37341609984

約数和(自身を除く): 16899533709

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 255, 345, 391, 425, 575, 1173, 1275, 1725, 1955, 5865, 9775, 29325, 697087, 2091261, 3485435, 10456305, 11850479, 16033001, 17427175, 35551437, 48099003, 52281525, 59252395, 80165005, 177757185, 240495015, 272561017, 296261975, 400825025, 817683051, 888785925, 1202475075, 1362805085, 4088415255, 6814025425, 20442076275]

約数ペア:

[(1, 20442076275), (3, 6814025425), (5, 4088415255), (15, 1362805085), (17, 1202475075), (23, 888785925), (25, 817683051), (51, 400825025), (69, 296261975), (75, 272561017), (85, 240495015), (115, 177757185), (255, 80165005), (345, 59252395), (391, 52281525), (425, 48099003), (575, 35551437), (1173, 17427175), (1275, 16033001), (1725, 11850479), (1955, 10456305), (5865, 3485435), (9775, 2091261), (29325, 697087)]