47777080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{661}}^1$

素因数の和:824

約数の個数: 64

約数和(自身を含む): 116776800

約数和(自身を除く): 68999720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 139, 260, 278, 520, 556, 661, 695, 1112, 1322, 1390, 1807, 2644, 2780, 3305, 3614, 5288, 5560, 6610, 7228, 8593, 9035, 13220, 14456, 17186, 18070, 26440, 34372, 36140, 42965, 68744, 72280, 85930, 91879, 171860, 183758, 343720, 367516, 459395, 735032, 918790, 1194427, 1837580, 2388854, 3675160, 4777708, 5972135, 9555416, 11944270, 23888540, 47777080]

約数ペア:

[(1, 47777080), (2, 23888540), (4, 11944270), (5, 9555416), (8, 5972135), (10, 4777708), (13, 3675160), (20, 2388854), (26, 1837580), (40, 1194427), (52, 918790), (65, 735032), (104, 459395), (130, 367516), (139, 343720), (260, 183758), (278, 171860), (520, 91879), (556, 85930), (661, 72280), (695, 68744), (1112, 42965), (1322, 36140), (1390, 34372), (1807, 26440), (2644, 18070), (2780, 17186), (3305, 14456), (3614, 13220), (5288, 9035), (5560, 8593), (6610, 7228)]